Lady Gaga and Bruno Mars are grinning all the way to the grave in the music video for their new surprise collaboration, "Die With a Smile," which Entertainment Weekly has learned is a special one ...

On Aug. 13, Gaga showed off a Bruno Mars T-shirt while playing the piano on Instagram, and the next day, Mars returned the favor by wearing her merch.

Lady Gaga joined Bruno Mars onstage at the grand opening of the Intuit Dome in Los Angeles on Aug. 15 for a surprise performance of their new duet, 'Die with a Smile.' ...

If the party was over and our time on Earth was through… could you say you’ve watched Lady Gaga and Bruno Mars ‘ “Die With a Smile” video? Since its release more than eight months ago ...

Gaga and Mars released their latest ballad on Friday, Aug. 16 Sina Schuldt/picture alliance via Getty Lady Gaga is showing love to her Little Monsters as they continue to support her new duet with ...

Seemingly teasing the new song, Mars posted a picture on Instagram wearing a shirt with Gaga’s name on it earlier this week. Gaga previously teased new music on her Instagram July 18.

Lady Gaga and Bruno Mars have released a collaboration, “Die With a Smile.” Interscope Records “Bruno and I have a lot of mutual respect for each other,” Gaga said in a statement.

Bruno Mars helped to open L.A.’s new Intuit Dome last week and the singer turned to a native Angeleno to help with his look for the night.

Lady Gaga and Bruno Mars may have won the battle and lost the war with ‘Die with a Smile’ So far, “Die with a Smile” has reached No. 3 on the Billboard Hot 100.