Video of Conor McGregor Punching Old Man in Head in Whiskey Dispute | TMZ Sports

Conor McGregor uncorked a shot to the head of an elderly man in an Irish bar in a dispute over whiskey -- Conor’s whiskey -- and TMZ Sports got this video showing the violence. SUBSCRIBE -- About TMZ Sports: Some of the best stories in sports have been off the field and we’re reporting on athletes from NFL, NBA, UFC, WWE, MLB and more! Subscribe to TMZ Sports on YouTube for the latest news, exclusive interviews, clips from TMZ Sports on FS1 and videos of your favorite at