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The Biggest Loser
Season 11 · Episode 1
Week 1
0.01h 30mJanuary 4, 2011
Eleven teams of two begin the competition in the Season 11 premiere. The players must choose whether to work out with Bob and Jillian or two new unknown trainers. Contestants who opt for the new trainers receive four weeks of immunity and work out in a location away from the ranch.