Katy Perry

The "Roar" singer has attended the annual fashion event for years, but was notably absent this time.
People roasted the pop star for promoting the truck, which has been plagued by owner complaints since it was sent out last fall.
The "Teenage Dream" singer is leaving the singing competition after seven seasons with the show.
The judge is in her final season, and she's leaving behind a memorable moment.
The pop star's outfit at the Billboard Women in Music honors had several wild retro touches.
The "American Idol" judge attended the monarch's coronation last May and accidentally became an instant meme.
The pop star said fellow judges Luke Bryan and Lionel Richie would learn the news when they saw the talk show.