Is there a more quintessential program topic than the London Underground? Christian's up against the Fremantle Dockers, Will & Grace, and Elizabeth I, so can he ride the Tube to victory?
Peter is building an underground eco bunker that's self-sufficient, sleek and completely one of a kind. From the outside it will eventually look like a bush garden, but below ground, a man cave.
The Blind Auditions continue. Coach Guy Sebastian joins Delta Goodrem, Boy George and Kelly Rowland as Australia’s best unsigned singers to compete to turn a chair.
The couples start work on their main bathrooms. The old building finally meets the new. Jesse questions why house five is always last, causing Keith and Dan to reach boiling point.