The Biggest Loser S4, E9

Contestants transform mentally and physically as they compete to lose weight and win a cash prize.

Cast:Bob Harper , Alison Sweeney , Jillian Michaels , Dolvett Quince , Rob Huizenga , J.D. Roth , Olivia Ward , Jennifer Widerstrom , Caroline Rhea , Hannah Curlee , Irene Alvarado , Sam Poueu , Austin Andrews , Cara Castronuova , Brett Hoebel , Michael Ventrella , Ashley Johnston , Koli Palu