The Biggest Loser - Season 4 Episode 2
Bob and Kim prepare their teams for this week's challenge: racing up the stairs of a 10-story building. With immunity as the prize, both teams will have to do their best. Meanwhile, the secret black team, trained by Jillian Michaels, is finally revealed to the other contestants, who will join them in competing for the title of "The Biggest Loser" and $250,000.
First Air Date : 2004-10-19
Last Air date : 2020-03-31
Runtime : 57 minutes
Genre : Reality
Cast : Erica Lugo, Steve Cook, Bob Harper
Crew :
Quality : 
Subtitles :
- Season 4 : Episode 12007-09-11
- Season 4 : Episode 22007-09-18
- Season 4 : Episode 32007-09-25
- Season 4 : Episode 42007-10-02
- Season 4 : Episode 52007-10-09
- Season 4 : Episode 62007-10-16
- Season 4 : Episode 72007-10-23
- Season 4 : Episode 82007-10-30
- Season 4 : Episode 92007-11-06
- Season 4 : Episode 102007-11-13
- Season 4 : Episode 112007-11-20
- Season 4 : Episode 122007-11-27
- Season 4 : Episode 132007-12-04
- Season 4 : Episode 142007-12-11
- Season 4 : Episode 152007-12-18
