As Gaga sang Abracadabra, the second single from her new album, Mayhem, it became apparent that her head mic was cutting out.

The gigs — part of Gaga’s global Mayhem Ball tour — will happen July 28 and 29 and Aug. 1 and 2 behind her “Mayhem” LP, which ...

Not even a microphone malfunction will keep Lady Gaga from slaying her mainstage Coachella set live. During her Friday, April 18, performance at the music festival, Gaga, 39, appeared to have an ...