The king leaves Hedgehog and Oscar in charge of the kingdom while he and Puddle are away - their only duty is to carry out the Swan-Upping

Lucy goes to Yeti school to find her instrument.

Oscar and Hedgehog encounter New Jersey’s most famous piece of folklore.

Oscar confronts an age-old superstition.

After discovering that young Mortimer doesn’t have any friends, Oscar helps him start a new club on campus. But the monsters are forced to hide their newfound friendship from the school – and Stuart.

Frustrated that he doesn’t know his magical identity, Oliver convinces Susie to tell him by means of nonviolent protest. Not wanting anyone in her house, Susie takes Oliver on a series of errands to help him figure it out.

With help from Pepper, Susie is able to lay a special dream of hers to rest.

Hedgehog and Oscar search for the missing coven members.

A surprise visitor arrives on Summer Camp Island.

Susie mulls over her past.