Katy Perry - California Girls ( MTV World Stage 2010)

Katy Perry Falls in Cake

Katy Perry - Not Like The Movies & California Gurls HD

Katy Perry - LIFETIMES (Official Video)

Katy Perry - Shooting GQ US

Katy Perry - Rise (NBC Olympics official video)

Katy Perry - Swish Swish (Live on The Voice Australia)

Katy Perry - The One That Got Away (Radio Edit)

Katy Perry - WOMAN’S WORLD (Official Video)

Katy Perry performs Live Walking on Air on SNL 10122013

Katy Perry with a surprise guest...LOL

Katy Perry - Not the End of the World (Clip)

Katy Perry Concert Candy - UK Tour

Cover de Katy Perry canta California Gurls

Katy Perry ft. Snoop Dogg -California Gurls- Official Music Video HD 720P

Katy Perry - Rise - Official Music Video

Katy Perry performs Live ROAR on Saturday Night Live 10122013

Katy Perry in Red Carpet American Music Awards 2013

Katy Perry on X Factor Italy (California Gurls)

Katy Perry - Rise (Official Music Video Trailer)

Katy Perry ft. Nicki Minaj - Swish Swish (Official)

Katy Perry chante son tube "Teenage Dream" en live

California Gurls (Feat. Paris Hilton)

Katy Perry - The One That Got Away (Audio) 2011

Katy Perry - Peacock - Album Chart Show Special

Katy Perry Recovers from Hilarious Wardrobe Malfunction During Impromptu American Idol Performance