Katy Perry attends the premiere of her documentary "Katy Perry: Part of Me" with her family in Los Angeles

Singer Katy Perry attends the premiere of her musical documentary "Katy Perry: Part of Me", with her grandmother Ann Hudson (L) and father Keith Hudson and mother Mary Hudson (L-R, rear), at Grauman's Chinese Theatre in the Hollywood section of Los Angeles on June 26, 2012. UPI/Jim Ruymen