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 ...

For many, Gigi Perez seemed to burst out of thin air last year. Her independently released single “Sailor Song” became a hit ...

Katy Perry was spotted in the crowd at Lady Gaga's concert in Mexico City, a day after Perry's own performance. Perry shared a sweet message for Gaga.