Tarek and Heather compete against his ex Christina to find out who can design the best guest bedroom and bathroom! An unexpected discovery shocks both teams, and Christina shocks everyone by inviting her second ex-husband Ant Anstead as a judge.

It's time for the final tally as both teams race to finish their exteriors; flipping star Jeff Lewis judges the final battle before the houses hit the market; as the offers pour in, the team with the highest return will become "The Flip Off" winner.