Katy Perry joined Zedd on stage at Coachella on Sunday (14.04.19).
The pop superstar teamed up with the chart-topping German-Russian DJ for a rendition of...
Katy Perry is "open" to collaborating with former rival Taylor Swift.
The 'Teenage Dream' singer and the 29-year-old pop star had been at loggerheads since...
Zedd was starstruck when he first met Lady Gaga.
The 29-year-old producer has collaborated with Gaga several times - including on remixes of 'Born This...