'Teen Mom 2' Exclusive First Look: Chelsea Houska Rings in Her 21st Birthday With Some Shots

Teen mom or not teen mom, everyone should have a drink (or a few) on their 21st birthday. And Chelsea Houska does just that, ringing in the big 2-1 taking shots with some of her best friends (and the sexy bartender) on tonight's all new episode of Teen Mom 2.

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Check out how Chelsea celebrates in the EXCLUSIVE clip from tonight's episode above, and be sure to watch it tonight at 10pm on MTV.

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What do you think of Chelsea's bday celebration? Think things are going to get crazy? Tweet us @OKMagazine or tell us on ourTeen Mom Facebook page!