The Fonz and the Happy Days Gang

May the Farce Be with You (1x2)

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The time machine is close to getting to the year 1957, but it overshoots by a century, causing it to wind up in the year 2057. Worse yet, Cupcake's magic caused it to go into space. The gang manages to get it to the moon where they learn of an alien plot to conquer Earth. Can the Fonz stop their invasion plans?