Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Arrivals

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at the premiere of "Katy Perry: Part Of Me" held at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. The premiere also included a special live performance by Katy for the first-ever Pepsi/Billboard Summer Beats series. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Michael Buckner/Getty Images)

US singer, songwriter and actress Katy P

US singer, songwriter and actress Katy Perry arives for the premiere of her documentary "Katy Perry?s Part Of Me?" on June 26, 2012 in Los Angeles, California. AFP PHOTO / Robyn BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Red Carpet

HOLLYWOOD, CA - JUNE 26: Singers Carly Rae Jepsen (L) and Selena Gomez arrive at the premiere of "Katy Perry: Part Of Me" at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. The premiere also included a special live performance by Katy for the first-ever Pepsi/Billboard Summer Beats series. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Kevin Winter/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Red Carpet

HOLLYWOOD, CA - JUNE 26: Singer Selena Gomez (L) and TV personality Kathy Griffin arrive at the premiere of "Katy Perry: Part Of Me" at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. The premiere also included a special live performance by Katy for the first-ever Pepsi/Billboard Summer Beats series. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Kevin Winter/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Red Carpet

HOLLYWOOD, CA - JUNE 26: A general view of atmosphere during the premiere of Paramount Insurge's "Katy Perry: Part Of Me" held at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. (Photo by Kevin Winter/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Red Carpet

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry (C) and guests arrive at the premiere of "Katy Perry: Part Of Me" at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. The premiere also included a special live performance by Katy for the first-ever Pepsi/Billboard Summer Beats series. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Kevin Winter/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Red Carpet

HOLLYWOOD, CA - JUNE 26: Singer/producer Katy Perry (R) and guest arrive at the premiere of "Katy Perry: Part Of Me" at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. The premiere also included a special live performance by Katy for the first-ever Pepsi/Billboard Summer Beats series. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Kevin Winter/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Red Carpet

HOLLYWOOD, CA - JUNE 26: Singer/producer Katy Perry (L) and singer Carly Rae Jepsen arrive at the premiere of "Katy Perry: Part Of Me" at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. The premiere also included a special live performance by Katy for the first-ever Pepsi/Billboard Summer Beats series. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Kevin Winter/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Performance

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs at the first-ever Pepsi/Billboard Summer Beats special live performance for "Katy Perry: Part Of Me" at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Kevin Winter/Getty Images)

US singer, songwriter and actress Katy P

US singer, songwriter and actress Katy Perry arrives for the premiere of "Katy Perry?s Part Of Me?" on June 26, 2012 in Los Angeles, California. AFP PHOTO / Robyn BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Justin Bieber and Selena Gomez arrive fo

Justin Bieber and Selena Gomez arrive for the premiere of "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Arrivals

HOLLYWOOD, CA - JUNE 26: Actress Shannon Woodward arrives at the premiere of Paramount Insurge's "Katy Perry: Part Of Me" at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. (Photo by Michael Buckner/Getty Images)

Actress Kathy Griffin arrives for the pr

Actress Kathy Griffin arrives for the premiere of "Katy Perry: Part Of Me," at Grauman's Chinese Theatre in Hollywood, California June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Arrivals

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at the premiere of "Katy Perry: Part Of Me" held at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. The premiere also included a special live performance by Katy for the first-ever Pepsi/Billboard Summer Beats series. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Jason Merritt/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Arrivals

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at the premiere of "Katy Perry: Part Of Me" held at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. The premiere also included a special live performance by Katy for the first-ever Pepsi/Billboard Summer Beats series. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Jason Merritt/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Arrivals

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at the premiere of "Katy Perry: Part Of Me" held at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. The premiere also included a special live performance by Katy for the first-ever Pepsi/Billboard Summer Beats series. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Jason Merritt/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Arrivals

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at the premiere of "Katy Perry: Part Of Me" held at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. The premiere also included a special live performance by Katy for the first-ever Pepsi/Billboard Summer Beats series. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Jason Merritt/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Arrivals

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at the premiere of "Katy Perry: Part Of Me" held at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. The premiere also included a special live performance by Katy for the first-ever Pepsi/Billboard Summer Beats series. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Jason Merritt/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Arrivals

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at the premiere of "Katy Perry: Part Of Me" held at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. The premiere also included a special live performance by Katy for the first-ever Pepsi/Billboard Summer Beats series. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Jason Merritt/Getty Images)

Katy Perry emerges from a carton of popc

Katy Perry emerges from a carton of popcorn during her live performance on Hollywood Blvd before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Arrivals

HOLLYWOOD, CA - JUNE 26: Actress/singer Selena Gomez arrives at 'Katy Perry: Part Of Me' Los Angeles Premiere at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. (Photo by Jason Merritt/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Arrivals

HOLLYWOOD, CA - JUNE 26: Singer Victoria Justice arrives at 'Katy Perry: Part Of Me' Los Angeles Premiere at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. (Photo by Jason Merritt/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Arrivals

HOLLYWOOD, CA - JUNE 26: Singer Carly Rae Jepsen arrives at the Los Angeles Premiere 'Katy Perry: Part Of Me' at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. (Photo by Jason Merritt/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Arrivals

HOLLYWOOD, CA - JUNE 26: Singer Rebecca Black arrives at the premiere of "Katy Perry: Part Of Me" held at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. The premiere also included a special live performance by Katy for the first-ever Pepsi/Billboard Summer Beats series. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Jason Merritt/Getty Images)

Premiere Of Paramount Insurge's "Katy Perry: Part Of Me" - Arrivals

HOLLYWOOD, CA - JUNE 26: Actress Yvonne Strahovski arrives at the premiere of "Katy Perry: Part Of Me" held at Grauman's Chinese Theatre on June 26, 2012 in Hollywood, California. The premiere also included a special live performance by Katy for the first-ever Pepsi/Billboard Summer Beats series. "Katy Perry: Part Of Me" will be released by Paramount's Insurge Pictures on July 5, 2012. (Photo by Jason Merritt/Getty Images)

Katy Perry performs on Hollywood Blvd be

Katy Perry performs on Hollywood Blvd before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Singer Katy Perry arrives for the premie

Singer Katy Perry arrives for the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California, on June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Singer Katy Perry performs on Hollywood

Singer Katy Perry performs on Hollywood Boulevard before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California, on June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Singer Katy Perry performs on Hollywood

Singer Katy Perry performs on Hollywood Boulevard before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California, on June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Singer Katy Perry performs on Hollywood

Singer Katy Perry performs on Hollywood Boulevard before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California, on June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Singer Katy Perry performs on Hollywood

Singer Katy Perry performs on Hollywood Boulevard before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California, on June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Singer Katy Perry performs on Hollywood

Singer Katy Perry performs on Hollywood Boulevard before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California, on June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Singer Katy Perry performs on Hollywood

Singer Katy Perry performs on Hollywood Boulevard before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California, on June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Singer Katy Perry performs on Hollywood

Singer Katy Perry performs on Hollywood Boulevard before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California, on June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Singer Katy Perry performs on Hollywood

Singer Katy Perry performs on Hollywood Boulevard before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California, on June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Singer Katy Perry performs on Hollywood

Singer Katy Perry performs on Hollywood Boulevard before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California, on June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Singer Katy Perry performs on Hollywood

Singer Katy Perry performs on Hollywood Boulevard before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California, on June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Singer Katy Perry performs on Hollywood

Singer Katy Perry performs on Hollywood Boulevard before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California, on June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Singer Katy Perry performs on Hollywood

Singer Katy Perry performs on Hollywood Boulevard before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California, on June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Singer Katy Perry performs on Hollywood

Singer Katy Perry performs on Hollywood Boulevard before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California, on June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Katy Perry (R) poses with Shannon Woodwa

Katy Perry (R) poses with Shannon Woodward at the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Katy Perry performs on Hollywood Blvd be

Katy Perry performs on Hollywood Blvd before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Katy Perry performs on Hollywood Blvd be

Katy Perry performs on Hollywood Blvd before the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Katy Perry holds her handbag shapes like

Katy Perry holds her handbag shapes like a slice of cake at the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Mary Perry Hudson (L), singer/producer K

Mary Perry Hudson (L), singer/producer Katy Perry and an unidentified guest pose together at the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Katy Perry arrives for the premiere of h

Katy Perry arrives for the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Katy Perry arrives for the premiere of h

Katy Perry arrives for the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)

Katy Perry arrives for the premiere of h

Katy Perry arrives for the premiere of her film "Katy Perry: Part Of Me" at Grauman's Chinese Theatre in Hollywood, California June 26, 2012. AFP PHOTO / ROBYN BECK (Photo credit should read ROBYN BECK/AFP/GettyImages)