We all know that athletes have groupies. We all know that celebrities have groupies. But what happens when those worlds collide?
Survey the audience at a big-time sporting event and you'll be sure to see your fair share of celebrities. Some are just there to be seen, but others are actual fans that wouldn't miss the game for the world.
Here is a list of celebrities that are such big fans of a team or athlete that they have ventured into "groupie" status.