As the old saying goes, keep your friends close and your enemies closer. But what happens when your enemy is your former best friend? Nothing stings quite like the betrayal of an ex-bestie. Now, "The Battle of the Ex-Besties" is secretly bringing former best friends together to see if they can truly let bygones be bygones. In a series of challenges, the ex-bosom buddies must work hand in hand for the chance to win a coveted grand prize. Will the former friends finally make amends, or will the pressure only inflict further damage on their relationship?