Lady Gaga performed “Summerboy” at her Mayhem Ball tour opener in Las Vegas Wednesday — its first live performance since 2007.

After making a big splash at Coachella and coming to Brazil back in the spring, Lady Gaga launched her global Mayhem Ball tour at T-Mobile Arena in Las Vegas Wednesday night. The career-spanning set ...

Lady Gaga's Mayhem Ball kicked off in Las Vegas with a glorious mix of theater and powerhouse vocals. We take you inside the ...

Lady Gaga is spreading her mayhem throughout the world, and her fanbase of Little Monsters are reveling in these songs.

Lady Gaga revives rare hits, expands her Coachella opera house, and shines with 'Mayhem' at her Las Vegas tour opener of the Mayhem Ball ...

Mother Monster has returned. On July 16, Lady Gaga kicked off her highly anticipated Mayhem Ball Tour at the T-Mobile Arena in Las Vegas, Nevada. Of the many songs on the set list, one was a surprise.

The Mayhem Ball got underway on Wednesday, July 16, with the opening show of a three-night stand at T-Mobile Arena near Las ...

The July 5 "Back to the Beginning" show raised more than $190 million for three charities, surpassing the amount raised by ...

Pop superstar Lady Gaga headlined the desert festival Friday night eight years after filling in last-minute for Beyoncé in 2017.

Happy New Music Friday! The weekend is here, which means more streaming, new playlists and the best that music has to offer -- and ET has you covered for everything in between. Lady Gaga has ...

3 new songs and 3 new albums to check out this weekend Car Seat Headrest returns with an 11-minute epic from their forthcoming rock opera.

A backyard conversation between Lady Gaga and her fiancé Michael Polansky inspired "Blade of Grass," the second-to-last track on her highly anticipated new album "Mayhem." Gaga shared the story ...