Muppet Monster Adventure

The story starts with the Muppets attending the reading of Dr. Honeydew recently deceased uncle's will. Instead of going on a holiday to a tropical resort, Robin and the others find themselves at a rundown, creepy castle. Upon arriving Kermit, Miss Piggy, Fozzy and others are captured and now it's up to young Robin (Kermit's nephew) to save the day.