New Directions heads to the big Sectionals competition to go head-to-head against the Warblers and the Hipsters. While trouble brews between some of the young couples, Emma and Carl grow closer.
Gymnast Nastia Liukin leads a stamina-testing surprise challenge. Elsewhere, a player receives good news from Dr. Huizenga; the contestants race while carrying the weight they've lost so far; and two players are eliminated after the weigh-in, leaving the final four competitors at the ranch.