Katy Perry Leads ‘American Idol’ Crew Down Yellow Brick Road in ‘Wizard of Oz’-Themed Promo

Katy Perry Is Dorothy in Campy ‘American Idol’-Meets-‘Wizard of Oz’ Promo

Katy Perry Reveals How She & Orlando Bloom Stay on Top of Date Nights

Katy Perry delivers jaw-dropping glamour in THREE gowns as she performs in Vietnam for the first time during VinFuture Prize ceremony