The singer stuck his hands down his pants as he performed his solo hit Rock DJ but apparently lost his grip, leaving his dangly bits hanging free in full view of the audience in Dublin.
One female fan told the Daily Star: “It was well worth the ticket price. I’m one of the luckiest women alive to have seen that. He’d been going wild since the start and when he shoved his hands down his trousers, the crowd went mad and even madder when his thing popped out.”
No stranger to accidentally exposing himself, just last week the 37-year-old split his trousers on stage.