Katy Perry provided more than her fair share of moments without needing to fuel a feud.
Watch the “Swish Swish” video, then see the full cast of celeb cameos and crazy characters.
Ranking the singer’s four studio albums.
Don’t call it a comeback.
Whether you’re throwing a retro-themed dance party or just in the mood for nostalgia, you’ll be channeling your inner popstar with this Marc Jacobs top.