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

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

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

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 ...

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

Lady Gaga starts off her international tour by reading an emotional letter to her fans, followed by the debut of 'Blade of ...

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

Lady Gaga captivates her Mexican fans with a touching letter in Spanish and the debut of her new love song, 'Blade of Grass,' ...

Katy Perry has said that she feels “so proud” of Lady Gaga, after attending one of the singer’s shows in Mexico.

Katy Perry has gushed about fellow pop star Lady Gaga. The California Gurls hitmaker was spotted in the crowd at Gaga's ...

Lady Gaga completed two sold-out stadium shows in Mexico City last night at Estadio GNP Seguros. The shows follow her recent headline sets at Coachella and they kick off a series of international ...

Katy Perry was spotted in the crowd watching Lady Gaga in Mexico City after her own tour was hit with disaster as she was ...