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 fans were "Hot N Cold" about the singer's out-of-this-world wardrobe on her Lifetimes Tour. Perry, 40, revealed a ...

Katy Perry wants her KatyCats to know she's doing alright, even as she faces a barrage of hate online. On Tuesday, the pop ...

Katy Perry is being roasted by fans over her bizarre space-inspired outfit from her Lifetimes Tour. The singer, 40, rocked ...

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 ...

Katy Perry/Instagram Perry and Gaga performed separate concerts in Mexico City on Saturday, April 26. Next, Perry will head to Monterrey, Mexico, for two concerts at Arena Monterrey on April 28 ...

It was one small step for Katy Perry when she stepped out of a space capsule earlier this month and kissed the Texas terra ...

Katy Perry enjoyed an evening at Lady Gaga’s Mayhem Tour in Mexico City, praising the 14-time Grammy award winner on putting ...

“You look fabulous in this costume,” one fan wrote. Katy Perry performs on stage in Mexico City on April 23. Getty Images for Katy Perry Perry also shared a video of herself in her robot-like ...

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 ...