Buff-bodied darren takes on girlfriend charlotte. And matt and rachel are childhood sweethearts who've both stopped putting in the effort and could do with a reboot.
It's a battle of chic vs chinos as comfortable Dr Mike takes on his elegant Parisian wife Isa. Scottish wrestlers Mitch and Nicole bring their fight out of the ring.
Super-hot gym bunnies Deni and Toby both think they're the best. Uber-confident fashionistas Nelly and Shane feel the same. Someone's going to be disappointed.
Transgender friends fay and jossy are determined to prove they're the hottest. And bradley's sure his tiny shorts make him swankier than his girlfriend alex.
It's a battle of the fiancées as girlfriends Ellie and Harley face off. And thirtysomething Daniel needs to show 21-year-old Jessica he's still got what it takes.