 After learning about the extinction of the dinosaurs, Tommy decides to return the lizard to Reptar just as his family has purchased tickets for a musical ice show based on the character.After Tommy's parents and grandfather have fallen asleep, the babies sneak into the ice rink and present the lizard to Leo, the actor portraying Reptar, who coincidentally happens to possess a phobia of lizards.Stu Pickles, Tommy's father, sees the Rugrats and must retrieve them from the ice rink.