Marilyn(Billy Idiot)

Marilyn is a minor character seen on The Grim Adventures of Billy & Mandy episode, Billy Idiot. She is voiced by Jennifer Hale.

Persona
marilyn's persona is largely unknown. What is known, is that Marilyn speaks with a lisp and salivates when she talks in what appears to be a frozen or stuck in place crooked smile.

Whether or not, Mrs. Pollywinkle caused her fear and she's just too scared to say anything to the contrary or her behavior is a result of her soul being stolen is unknown.

Appearance
To date, it's unknown if Marilyn appears in any episodes other than Billy Idiot.