Justin Bieber Learned the Hard Way Not to Call a 6’5″ Fan a ‘Motherf***er’

Justin Bieber incited the 6’5″ man who brawled with the singer by calling him a motherf***** … this according to the very large guy himself.

Lamont Richmond is the guy with whom Biebs picked the fight. We’re told this is how Lamont’s story goes … he’d just left a bar when he saw Justin outside the Westin in Cleveland. Lamont says he and his 2 chick friends chilled with Bieber for a short time.

Check out the photos and continue reading at TMZ…