Susan and Mary are having a party and use a device on Johnny in order to make him look good so all the girls at the party will love him, but Johnny turns into a monster.

Johnny and Dukey try Susan and Mary's ultimate scooter and are wanted in the future.

Johnny and Dukey catch rainy day boredom, and use one of the sisters' devices, thinking that it is an inter-dimensional travel machine, and go into a land known as Johnnia.