My Kitchen Rules

Tonight, the final team from group one host their instant restaurant. Close mates Thomas and Carla prepare their three course menu. The pair are 'just friends', who insist there are no sparks between them. They share a volatile relationship so will there be fireworks when they enter the kitchen? The lowest scoring group normally faces elimination, but judges Pete Evans and Manu Feildel announce a giant twist the teams don't see coming and one that will turn the game on its head.