Katy Perry stuns at iHeartRadio Music Awards in see-through dress The Firework singer took the opportunity to show off her toned figure and abs at Monday night’s show, in a see-through mesh dress.

Katy Perry mixed athleisure and lingerie while performing at the opening ceremony of the Invictus Games on Feb. 8.

Perhaps most notably, singer Katy Perry stole the show with her transformation. A video on Twitter shows Perry really going for it on the dancefloor while wearing a lettuce dress. This is because ...

While Bruce Willis hosted, Katy Perry was the musical guest on this week's "Saturday Night Live." First, she performed her latest hit "Roar": ...