McGregor hit an old man in the face for refusing to drink his whiskey

According to TMZ, the incident occurred at The Marble Arch Pub in Dublin. McGregor went to the restaurant and decided to treat his whiskey Proper 12 to all visitors to the pub. When an older man at the bar refused, McGregor hit him in the face.

Other visitors to the bar managed to drag the athlete to the side. The victim contacted the police.

Earlier it was reported that they are discussing in the UFC world.