The four remaining groups give their all for a chance to compete in Monday's finale!
Don't miss the all-new episode this weekend with Jimmy Fallon and Justin Timberlake! Preview now.
Parks returns in three weeks at its new time 8:30/7:30c. Congratulations to Amy Poehler on her Golden Globe nomination for Best Actress in a Comedy! Catch up online now.
The gang is back for Season 5 with a roster of incredible guest stars.
Before the show's return in two weeks, catch up on full episodes and online exclusives. Congratulations to Monica Potter on her Golden Globe nomination for Best Supporting Actress in a Drama!
Air Date: 12/18/13
Air Date: 12/17/13
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