The Los Angeles stop on the pop icon's Rebel Tour was star studded.
'BRAND: A Second Coming' documents the comedian's divorce.
The comedian explains why he split from the famous pop star.
Katy Perry spent a day hanging out with Hillary Clinton in Des Moines, Iowa.
The singer lit up the presidential hopeful's account like a firework, and it was awesome.
The singer took to Instagram to remember her friend who died on Friday.
We've got total Insta-envy.
Bailey most notably worked with Selena Gomez and Katy Perry.
#SheHadMeAtHello
The singer stopped by 'Watch What Happens Live' on Sunday.
The singer tells GQ she's keeping that secret so she "can sleep at night."
She wasn't always center stage.
Taylor Swift isn't guilty about her "Bad Blood" Katy Perry feud.
