Demi Lovato performed a mashup of two songs off Lady Gaga’s Mayhem during the singer’s visit to BBC Radio 1 Live Lounge. It’s ...

But when she reached the song’s bridge, Lovato tactfully switched songs, transitioning into Mayhem ‘s electro-grunge ode to ...

Demi Lovato covered Lady Gaga for BBC Radio 1, performing a medley of Gaga's songs "Disease" and "Perfect Celebrity" from the ...

Lady Gaga is launching a radio station ahead of the release of her upcoming album. On Tuesday, SiriusXM announced that the singer will launch an exclusive pop-up channel called GAGA RADIO to celebrate ...

Swift will also receive the Tour of the Century award on March 17 in Los Angeles Gilbert Flores/Billboard via Getty; Scott Kirkland/Disney via Getty; Monica Schipper/Getty; Leon Bennett/Getty The ...