Katy Perry and Lady Gaga. Friends? Rivals? Maybe the only time these pop divas have been mentioned in the same sentence recently is when Perry went to see Gaga’s Mexico City concert in April.

Beyoncé performs during an NFL halftime show in Houston Dec. 25, 2024 / Lady Gaga performs in Rio de Janeiro ... performs on ...

Lady Gaga made history after attracting an astounding 2.1 million fans at an electrifying free concert on Copacabana Beach in ...

May 2-8, 2025 ...