The old saying goes: Keep your friends close and your enemies closer.
But for these celebrity sports fans, friends and co-stars may become enemies on game day. A few have taken their feuds to the forefront, and the results are as entertaining as you might have guessed. From TV lovebirds to superhero pals, the stars aren’t afraid to cheer on their respective teams and enjoy some lighthearted smack talk along the way.
Here are four sports-induced celebrity rivalries worth remembering.