To the Lab The best part of The Munsters? All of the wacky concoctions that Grandpa Munster would create in his lab! Some hijinks would quickly ensue, turning a normal old day into some sort of crazy adventure. It's no wonder why Grandpa was one of the fan favorites of the show! Now, you can become the fan-favorite when you wear The Munsters Plus Size Grandpa Munster Costume. Design & Details Inspired by the classic television series, this Grandpa Munster Costume is the plus size version of the outfit. It comes with a jacket, vest, and a pair of pants to help you look like the character. It also comes with a bow tie, a necklace, a pair of gloves, and a cape to round out the look. Add that up with the wig and eyebrows set and you'll be ready to head to the lab for some Grandpa-style hijinks of your own!