Katy Perry performs during the Kids' Inaugural: Our Children. Our Future." event in Washington, Saturday, Jan. 19, 2013, as part of the 57th Inauguration weekend of events. (AP Photo/Frank Franklin II)

Katy Perry performs during the Kids' Inaugural: Our Children. Our Future." event in Washington, Saturday, Jan. 19, 2013, as part of the 57th Inauguration weekend of events. (AP Photo/Frank Franklin ... more
Katy Perry performs during the Kids' Inaugural: Our Children. Our Future." event in Washington, Saturday, Jan. 19, 2013, as part of the 57th Inauguration weekend of events. (AP Photo/Frank Franklin II) less

'Katy Perry: Part of Me' Stills
A revealing look at Katy Perry's life both on and off the stage during her California Dreams Tou …
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'Katy Perry: Part of Me' UK Premiere
Katy Perry attends the London premiere of her new movie.
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'Katy Perry: Part of Me' LA Premiere
Katy Perry and other stars attend the Los Angeles premiere event on June 26, 2012.
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