The Biggest Loser · SEASON 6
Toughest Challenge Yet
Episode 4 · 2008-10-07

- Reality
Episode overview
While one team's members go home to their loved ones, another team spends 24 hours with a trainer; contestants face a competition that tests their endurance as never before; a group of contestants faces the wrath of the trainer.
90 minutes
Season 6 episodes
1. Husband-Wife and Parent-Child Teams2008-09-16
2. Chef Rocco DiSpirito2008-09-23
3. Grand Canyon2008-09-30
4. Toughest Challenge Yet2008-10-07
5. Surprising Weigh-In2008-10-08
6. Longest Challenge Ever2008-10-14
7. Unusual Workouts2008-10-21
8. Record-Breaking Weigh-In2008-10-28
9. Week of Surprises2008-11-11
10. '80s Week2008-11-18
11. Thanksgiving week2008-11-25
12. Makeover Episode2008-12-02
13. Final Four2008-12-09
14. Finale!2008-12-16