The Biggest Loser - Season 13 Episode 4
The teams compete for exclusive use of the gym during a battering-ram challenge. Bob and Dolvett, meanwhile, try to get through to contestants they feel aren't putting in enough effort to shed pounds.
- Seánra: Reality
- Stiúideo: NBC
- Eochairfhocal: competition, overweight, obesity, exercise, weight loss
- Caitheadh: Erica Lugo, Steve Cook, Bob Harper
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