Mike is frustrated that Andy and Liv are late for an exhibition for which he has made a schedule. When a ghost sabotages the exhibition, Mike has to learn to deal with the unexpected.

Andy offers to take care of Asta, Professor Pascal's dog. But since he prefers to go to a basketball game, he leaves the dog in Miss Jones' laboratory. Asta releases Scream Scratch, a ghost with a lot of pranks up its sleeve.