Nick invents a machine of his own in an attempt to resurrect his dead pet bunny, Copernicus. Things go wrong when his invention summons a monstrous creature from another dimension that possesses the body of his deceased friend.

Nick is running from a bunch of bullies when he takes a hard fall and a circus takes him home. The head guy steals everything in Wayne's lab so now the family must rescue Nick and they must do this by joining the circus themselves.

To save his bankrupt company, Jennings sends Wayne to find a magical stone that can turn metal into gold. But Jennings' greed alters the stone's power.