The pioneering promoter behind some of Brazil's biggest gigs previews the star's upcoming concert in Rio de Janeiro ...

On Monday April 14, the first presale for Lady Gaga's Aussie leg of the Mayhem Ball began. The tour marks the first time Gaga has made her way Down Under in 11 years and fans were initially ecstatic ...

Kylie and Nick Cave , Tony Bennett and Lady Gaga and Lil Nas X and Billy Ray Cyrus . And we've seen ones we'd rather forget: ...