Martin Garrix performed at Tomorrowland 2026, where he debuted his collaboration with U2, 'Fireflies,' alongside other major acts. The festival's official aftermovie highlights his set and the viral moment when he interacted with a drone at the FEQ. He also paused his Ultra Europe performance to ensure crowd safety, and his track 'In The Name of Love' with Bebe Rexha marked its 10th anniversary.