Funerella's Deathday Zombie Hotel : Season 1 Episode 23

Rictus decides to plan an elaborate surprise party for Funerella's upcoming "Deathday" but her surprise party doesn't go according to plan. Maggot and Fungus try to come up with a plan to keep their parents from getting an invitation to their school concert. Eventually, Mr. Peabody asks Maggot and Fungus to host a school concert at their hotel so that they can get the staff out and return in time for Funerella's Deathday party.