The Biggest Loser/Season Four
From The TV IV
| Season Four The Biggest Loser | |
 | |
| Season Premiere | September 11, 2007 |
| Season Finale | December 18, 2007 |
| Episode Count | 15 + 1 |
| Previous | Next |
Season Four of The Biggest Loser premiered on September 11, 2007.
[edit] Episodes
| # | # | Title | Airdate |
|---|---|---|---|
| S2 | SP | Did They Keep the Weight Off? | September 4, 2007 |
| 49 | 1 | Episode 401A/401B | September 11, 2007 |
| 50 | 2 | Episode 402A/402B | September 18, 2007 |
| 51 | 3 | Episode 403 | September 25, 2007 |
| 52 | 4 | Episode 404 | October 2, 2007 |
| 53 | 5 | Episode 405 | October 9, 2007 |
| 54 | 6 | Episode 406 | October 16, 2007 |
| 55 | 7 | Episode 407 | October 23, 2007 |
| 56 | 8 | Episode 408 | October 30, 2007 |
| 57 | 9 | Episode 409A/409B | November 6, 2007 |
| 58 | 10 | Episode 410 | November 13, 2007 |
| 59 | 11 | Episode 411A/411B | November 20, 2007 |
| 60 | 12 | Episode 412A/412B | November 27, 2007 |
| 61 | 13 | Episode 413A/413B | December 4, 2007 |
| 62 | 14 | Episode 414 | December 11, 2007 |
| 63 | 15 | Episode 415A/415B | December 18, 2007 |
