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

Katy Perry’s onstage costumes are a masterclass in camp. Since popping off in 2008, she’s worn the most whimsical pieces, ...

In case you forgot, Katy Perry is one to pull out ... contained a hidden grey layer. The skirt's corset details were also in the back, allowing Perry's backside and black thong to be the star ...