13 NFL Coaches Who Acted More Immature Than Their Players

Dallas Cowboys head coach Bill Parcells before a game against the Philadelphia Eagles at Texas Stadium in Irving, Texas.
Mark J. Rebilas / Imagn Images

Every NFL locker room has its share of big personalities, but sometimes the coaches outdo even their most hot-headed players. While coaches are supposed to be the leaders and role models, a few have famously let their emotions get the best of them, making headlines for all the wrong reasons. Here are 13 NFL coaches who, at times, acted more immature than their players.

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