Mark Ronson's post-Grammys bash in Los Angeles on Sunday, February 10, was the place to be! The party brought out some of the biggest names in the business, including Lady Gaga and Katy Perry. Scroll through for pics from his "Club Heartbreak" celebration.
Gaga got behind the DJ booth with Mark as some of Hollywood’s finest came to party.
Katy was all smiles at the event.
Charli XCX couldn't miss the festivities either!
Mark and Gaga had a lot of reason to celebrate! Earlier in the night, their hit "Shallow" won for Best Duo/Group Performance.
They also did a live performance of the song during the awards show.
What do you think of Mark's post-awards celebration? Let us know in the comments.