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

Lady Gaga unleashed her divine chaos in Mexico City, where she held her first concert in 13 years on April 26.

The Little Monster-KatyCat stan wars can stop: these pop divas are friends! On Sunday night, Katy Perry was spotted in the ...

You could be forgiven for thinking that the combination of Lady Gaga’s recent Las Vegas jazz residency and her burgeoning ...

On Sunday night, Katy Perry was spotted in the crowd at Lady Gaga‘s concert in Mexico City, a day after Perry’s performance there. Little Monsters spotted Perry at Estadio GNP Seguros as she ...

Lady Gaga's return to Mexico City after more than a decade brought together music and a message that left fans emotional.

Lady Gaga came back to perform in Mexico City after a 13-year-long break, and Katy Perry was there to support her.

Lady Gaga returned to Mexico City this weekend, thrilling fans at Estadio GNP Seguros with a theatrical spectacle and a ...

Lady Gaga kicked off her MAYHEM stadium tour in Mexico City with a sold-out show full of gothic drama, emotional tributes, ...

Katy Perry loves sharing her woman’s world with Lady Gaga. In the crowd at Mother Monster’s ¡Viva La Mayhem! concert in ...

Lady Gaga electrified fans last night at Estadio GNP Seguros in Mexico City, wrapping the first of two back-to-back sold-out ...

Ludicrously spectacular: Lady Gaga at Coachella earlier this month - Kevin Mazur/Getty ...