It's a couple of stylized felons versus the Teenage Dream, herself: Who will move on to the next round?
The video is very on-brand for Katy: A fun overload of wacky, kitschy visuals set to a '90s house-influenced new song.
Pop in 2016 is going to be HUGE. And that's not a rumor.
From Justin Bieber to Adele: Which celebrity truly deserves the moniker of Artist of the Year?
“You allow Katy Perry to play in the highway and she is taking you to Hell right along with her, including millions of young women and men who are listening to her videos.”
From Miley Cyrus, to Ariana Grande, to Nicki Minaj, we take a look at our favorite 2015 celebrity Halloween costumes.
It's been three years since Russell Brand and Katy Perry called it quits on their 14-month marriage and filed for divorce, but Brand's still talking about it.
"I love you, Mom!" - Katy Perry, to Madonna.
Spook your friends (or at least get them in party mode) with a playlist of Halloween-ish pop songs.
The pop star called Hillary Clinton her "firework."