Arts & Entertainment

'Katy Perry: Part of Me' debuts

Katy PerryRussell Brand
Singer Katy Perry's concert film about her life was released Tuesday, complete with 3-D effects and Russell Brand. At the premiere, Perry said she wanted to "go into a cave" after the film was released. MORE: Review: "Katy Perry: Part of Me" | Video: Katy Perry performs at premiere for film AB Images
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