Darren Criss & the Dalton Warblers ft. Katy Perry - Teenage Dream

Victoria Secret 2010 - Katy Perry - Teenage Dream, Hot N Cold, California Gurls

Darren Criss Live in Manila - Somewhere Over The Rainbow

Katy Perry - Making Of “Hey Hey Hey” Music Video

Le teenage dream de Katy Perry

Katy Perry: Last Friday Night (T.G.I.F.) | movie | 2011 | Official Trailer

Darren Criss sings Teenage Dream

Katy Perry - Choir Surprise Despierta con Crystal Lewis (Witness World Wide)

Katy Perry: Last Friday Night (T.G.I.F.) | movie | 2011 | Official Featurette

Katy Perry Wide Awake The Complete Confection

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

William ft Britney Spears Scream Shout Full Song

Katy Perry chante son tube "Teenage Dream" en live

Teenage Dream With Me and Katy Perry

Chris Brown - Party

Katy Perry ft. Kanye West - E.T. (Official Music Video)

Katy Perry - Rise (NBC Olympics official video)

Katy Perry - Not Like The Movies & California Gurls HD

The X Factor UK 2013 The Final 11 sing Roar by Katy Perry Live Final Week 10

Katy Perry - Firework

Beyoncé - Run The World (Girls) Live - X Factor France 2011

Chris Brown ft. Jack Harlow - Psychic (Oficial Video)

Saturday Night Live 2013 Katy Perry ROAR Live FULL PERFORMANCE

Chris Brown Ft Brandy Put It Down Official Audio

Calvin Harris - Feels (Official Video) ft. Pharrell Williams, Katy Perry, Big Sean

Katy Perry - LIFETIMES (Official Video)