Listen to “Price Tag” and “Momma Knows Best” from Jessie J’s upcoming debut album “Who You Are.”
Singer reveals she's "in a lot of pain."
The best guest spots from the YMCM Barbie.
Young Money and TDE rappers lead three-day music festival in London.
Plus, Janelle Monáe turns into a sexy elf.
A look at your favorite music celebs celebrating the holidays.