Katy Perry supported Lady Gaga at her Mexico City concert on Sunday, April 27, days after Perry launched her Lifetimes Tour.

Katy Perry melted fans' hearts by sharing the unseen photos from her ongoing fifth concert, The Lifetimes Tour. The megastar, ...

Katy Perry took a break from her own tour to show some love for Lady Gaga during a packed concert in Mexico City over the ...

In the story of the Lifetimes Tour, Perry battles the ... (Vulture has reached out to Perry’s team for comment.) While Perry sings the song, pictures of hundreds of people celebrating appear ...

Katy Perry joined in on the Viva La Mayhem fun! On Monday, April 28, the "Teenage Dream" singer shared pictures and videos from Lady Gaga's Sunday night concert in Mexico City at Estadio GNP Seguros.

Mariska Hargitay has a night at the theater, plus Domino Kirke and Penn Badgley, Katy Perry and more. From Hollywood to N.Y.C ...

Katy Perry joined in on the Viva La Mayhem fun! On Monday, April 28, the "Teenage Dream" singer shared pictures and videos from Lady Gaga's Sunday night concert in Mexico City at Estadio GNP Seguros.

Katy Perry has been told she ‘should have rehearsed’ for her Lifetimes tour (Picture ... If you’ve got a celebrity story, video or pictures get in touch with the Metro.co.uk entertainment ...