Katy Perry's Workout Nip Slip!

Katy Perry had a nip slip at the gym.

Katy Perry's Baby Beehive Would Look Right at Home at Graceland

Katy Perry's hottest moments

Katy Perry, Britney Spears, Jennifer Lopez: Best female performances in sparkly, nude ensembles

Cast & Creative Magic Mike Live Las Vegas

Katy Perry Steps Out in Nude Strapless Gown for N.Y.C. Event: Photos

Katy Perry Woke Up. She Wants to Tell You All About It. - The New York Times

Katy Perry and Orlando Bloom: A Timeline of Their Relationship

Katy Perry - Last Friday Night (T.G.I.F.) (Official Music Video)

Katy Perry's Cheeky Reply To Orlando Bloom's Shirtless Snaps

Katy Perry's See-Through Sides, Jared Leto's Ridiculous Method Acting, and Much, Much More