The 14-time Grammy Award winner brought an estimated 2.5 million fans to Rio de Janeiro's Copacabana Beach Saturday night.

At 10:10 p.m., with a 25-minute delay, Lady Gaga took the stage at Todo Mundo No Rio in Brazil and gave a performance lasting ...

Lady Gaga gave a free concert on Copacabana Beach Saturday night, the second such show in as many years organized by Rio de ...

Behind his large studded sunglasses, Victor Faro's eyes were glued on the luxury hotel overlooking Copacabana beach where US superstar Lady Gaga is staying ahead of her free mega-concert in Rio de ...

Fan Girl Cafe in West Hollywood continues the legacy of its venue's predecessors, P.J.'s and Starwood, by focusing on playing ...

Katy Perry is singing the praises of fellow pop superstar Lady Gaga after catching her brand new tour. The "Firework" singer ...

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

Lady Gaga’s Mexico concerts were a dream come true moment for her fans!After performing two spectacular Viva La Mayhem ...

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

Katy Perry took a pause from her own musical journey to support Lady Gaga at a bustling concert in Mexico City this past weekend. The Teenage Dream songstress, 40, shared snaps and footage on Monday ...

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 ...