Fans speculate Taylor Swift sings background vocals on Lady Gaga’s song “How Bad Do U Want Me,” but sources deny it.

Despite the ongoing fan theories, sources confirmed to Rolling Stone that Swift does not appear on Gaga's "How Bad Do U Want ...

Lady Gaga’s latest album, Mayhem, has sparked notable speculation as many fans are convinced that Taylor Swift secretly lent her vocals to one of its tracks.

Despite speculation that Taylor Swift provided background vocals on Lady Gaga's new album, multiple outlets have shut down ...