Footage obtained by TMZ shows UFC featherweight and lightweight champion Conor McGregor unleash his fury on an old for not drinking whisky.
The incident happened at The Marble Arch Pub in Dublin, Ireland on April 6th. The video shows McGregor walking in and buying a round of Proper Twelve whisky that McGregor owns.
McGregor pours shots and hands to everyone in the bar for a round. The man seemed uninterested in McGregor or his whiskey shot.
The footage shows McGregor downing the shot and then punching the old patron in the face with his fist. The man seem unphased by the punch and continued to stay seated while people hold McGregor back.
The video below shows how it went down.