The Biggest Loser/Episode 401A/401B
From The TV IV
| Episode 401A/401B | |
| Season 4, Episode 1 | |
| Airdate | September 11, 2007 |
| Did They Keep the Weight Off? | Episode 402A/402B |
| The Biggest Loser — Season Four | |
 This article about an episode needs to be expanded with more information.Please help out by editing it. |
Episode 401A/401B is the first episode of the fourth season of The Biggest Loser, and the forty-ninth episode overall.
Guest Stars:
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