John McEnroe contributed toward a US Open riot during a 1979 match with Ilie Nastase before meeting his second-round rival in ...

John McEnroe gestures angrily on May 9, 1980, in New York as he argues a call with umpire Joey Lessing, right, and head referee Fred Hoyles, center. The dispute was over a call during McEnroe's ...

Shooting McEnroe's best-known court outbursts (including that time he incredulously berated an umpire with "You cannot be serious!") wasn't emotionally trying for LaBeouf.

John McEnroe celebrates winning Wimbledon in 1981 Getty Images “Instead of expressing vulnerability, and almost, you want to cry, I turned it into anger, to hide that,” McEnroe told The Post.

Superbrat. That was how John McEnroe was best known. Not as arguably the greatest tennis player of his generation, but for his hair trigger temper and self-destructive tantrums on the court.