Related Topics: American Film ActorsAmerican Television ActorsMiley CyrusAmerican Female SingersGrammy Award WinnersBritney SpearsLady Gaga2000s SingersThe Voice2010s Singers
From Kelly Clarkson to Britney Spears, Katy Perry has helped write songs for some of the biggest names in music.
The 'American Idol' alum is the newest coach of the NBC singing competition.
Excited to see Britney Spears get the Lifetime movie treatment? Here is what you need to know about 'Britney Ever After'.
Mary J Blige, Jason Derulo, Britney Spears, Selena Gomez, Pink, Jennifer Lopez, Kacey Musgraves, Troy Sivan all contribute vocals.
She can't stop, and she won't stop.
A giant hot dog, the Liberty Bell and Bill Clinton are involved.