These girls sure are crowd pleasers!

Leah Messer and Kailyn Lowry of Teen Mom 2 sure know how to keep up on all the trends — so we weren’t surprised to learn that the ladies took on the Mannequin Challenge while filming the reunion special for the reality show!

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For the uninitiated, the Mannequin Challenge is a viral sensation that challenges people to stay totally still — as if they are mannequins.

Sure, Leah may have smiled — but how can you not smile when you’re having fun with your cast mates?!

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