Lady Gaga apologizes as mic malfunction nearly derails headlining Coachella performance: ‘I felt so bad ...

Lady Gaga suffered microphone problems at the start of “Mayhem” performance during the opening minutes of her second Coachella headline set. Lady Gaga's head microphone began to malfunction and kept cutting off as she attempted to perform her second song, the recent single “Abracadabra.”. REUTERS/Mario Anzuoni(REUTERS) Gaga's head microphone began to malfunction and kept cutting off as she attempted to perform her second song, the recent single “Abracadabra.”