John McEnroe is a former professional tennis player. He won seven Grand Slam singles titles, nine Grand Slam men's doubles titles, and one Grand Slam mixed doubles title. He is the author of the bestselling memoir "You Cannot Be Serious".
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Legendary tennis star and expert commentator John McEnroe's acclaimed follow-up to his #1 international bestseller, You Cannot Be Serious. He is one of the most controversial and beloved athletes in history, a tennis legend and a volcanic, mesmer... SEE MORE