Frankenstein is a big monster with black eyes, black hair, and green skin. He wears a yellow shirt under a red jacket that is buttoned up and a pair of black slacks.
Personality
He is Uncle Grandpa's assistant who does everything Uncle Grandpa needs to get done. He only talks in loud grunts.
Gallery
Trivia
Frankenstein is a parody of Frankenstein's Monster from a famous book called Frankenstein by Mary Shelley.
Similarly, there was a movie made from the book with the same name produced by Universal Studios starring Boris Karloff as Frankenstein's Monster.
He made a cameo in "Charlie Burgers" where he is stuck on the balloon.
He made a cameo in "Grounded", and could be seen in the first part of the party.