The season finale of High School Reunion is tomorrow. The castmates wind down their last days in the house and that can only mean one thing – PROM! Everyone chooses their dates, and after a fun day at the beach, the HSR gang gets all dressed up for one last night together. During a special musical performance, Justin makes a hard decision regarding his relationship with Deanna, Sean and Kirstin decide whether or not to finally commit, and during the prom, a surprise guest makes this a prom no one will ever forget. How will it all end?

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