Only a handful of mixed martial artists have appeared on America’s famous ‘Late Night’ shows, but only one has done so to promote their own brand of whiskey.

This evening on The Tonight Show Starring Jimmmy Fallon, Conor McGregor introduced the TV host to his Proper 12 Irish Whiskey, before blasting out a few traditional Irish songs and pouring a couple of pints for the grateful attendees.

Check out the full segment in the video above.