It's living and dining room week and one team's confidence is rocked after the judge's feedback on their kitchen. Jesse aims to break a record and as the pressure of the biggest Block ever builds, the couples begin to turn on each other.

The Blockheads compete in an up-swap charity challenge where there will be $5,000 up for grabs. Mitch and Mark accuse Jesse and Mel of cheating on live radio and the fallout of these allegations rocks the whole Block.