Season 1, Episode 1 Nothing Stays the Same

First Aired: January 11, 2011

Four new "16 & Pregnant" alums are introduced in the "Teen Mom 2" premiere. The cast includes Jenelle, who is battling her own mother for custody of her baby; Leah, who has twins; Chelsea, who's determined to graduate high school while balancing the responsibilities of motherhood; and Kailyn, who's struggling to get over a breakup.

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