Michelle and Kasey discuss contestant alliances.
Shannan goes postal after learning his team have already broken their training commitments.
The Commando checks in on Alex, who's been diagnosed with a ruptured Achilles.
After failing to train in the morning, the Reds try to regain Michelle's respect.
The challenge begins, with the Whites struggling to find a rhythm.
The Commando's troops maintain the lead as the challenge nears its conclusion.
Tiffiny tries to urge Bek to trust her in training.
Hamish goes to Ryan's aid after he takes a fall in training.
Alex shows his inner strength as he pushes through the pain.
Shane and Alex get their first taste of training Commando style.
Lydia breaks down as she shares her reasons for going on Biggest Loser.
The contestants recoil in horror as they learn what their collective fat percentage looks like.
Hayley introduces the first Temptation of the season.
The support of her family means everything to Selena.
The contestants leave the weigh-in room ready for the start of their Biggest Loser journeys.
The teams take stock of their new home.
Shannan pushes Hamish to fight past his demons.
Michelle gets her girls to pick up the pace on the treadmill.
Ryan struggles as the Blues start to realise what they've signed up for.
A tantrum from Bek sees Tiffiny eject her from the dojang.
Tiffiny gives Selena the surprise she's been waiting for.
The Commando leads his Black Team into Camp Biggest Loser.
Shannan's 'Stallions' are ready to give their all.
All present and accounted for, the contestants greet their fellow teams.
The teams wait anxiously for the first weigh-in to begin.
Lisa and her son share a touching moment.
Lisa consoles Lydia as the weigh-ins take their toll.
Lydia and Margie show there's plenty of support in the Red Team.