Some time after this show jumped the shark, Mork (who made his first appearance in a 1978 Happy Days episode) returns from the 70s to visit Richie and the gang, where they want to know about cars and girls of the future.
In 1979,. . . both are faster.

Variants

(1)
  1. Happy Days by Garry Marshall (6 March 1979).
    2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . written by Garry Marshall