Katy Perry

Katy told the entire arena.

Katy’s new video is unforgettable.

Katy fell to the ground.

From members of BTS to Lady Gaga, check out how 25 celebrities chose their stage personas.

Are Katy and Orlando thinking about having kids?

There are literally too many celebrities to list.

Ashlee Simpson is just one of many stars who bungled sets on TV's most coveted stage.

From Halsey to Blackpink, these are the best songs of 2019.

These fans went *way* too far.

Katy races through this tropical hideaway.