HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Atmosphere at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Actress Yvonne Strahovski arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Actor Seth Green (L) and Clare Grant arrive at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Selena Gomez arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Kathy Griffin arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Kathy Griffin interrupts Singer Katy Perry arrival at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Victoria Justice arrives at 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)

HOLLYWOOD, CA - JUNE 26: Singer Katy Perry performs onstage 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 Tom Sorensen/Moovieboy Pictures)