Katy Perry throws Mardi Gras beads and dances in the street alongside Luke Bryan and Lionel Richie

Katy Perry, Luke Bryan & Lionel Richie Celebrate 21st Anniversary of ‘Idol’ With Wild Party: Photos

Katy Perry dons a mini dress as she, Lionel Richie and Luke Bryan mark 21 years of American Idol

Katy Perry Takes Daughter Daisy, 2, To The Pumpkin Patch In Cute New Photos