Celebrities have their favorite teams in the sports world. It can be from a city they grew up in, where they work now or where they went to college. They are just like everyone else in the world and have rabid loyalties toward certain teams.
And, in the case of one of the biggest names in television right now, that means doing a spot on impersonation of the head coach of his favorite team. Eric Stonestreet, star of the hit show Modern Family, is a diehard fan of the Kansas City Chiefs, having grown up in the area.