Singers Lady Gaga and Bruno Mars have collaborated for the song , according to In the video of the song, Gaga and Mars can be seen performing the track on a "retro stage" with guitar and keys.

Bruno Mars, born as Peter Gene Hernandez on October 8, 1985, is an American singer and songwriter who makes records. He leads the music-making team The Smeezingtons, which he set up in 2009.

The singer's legal team, Miley Cyrus, failed to prevent a California federal court from dismissing the lawsuit accusing her of illegally copying Bruno Mars' song 'When I Was Your M ...