Schroeder, from the comic strip Peanuts, appeared in the Season Four episodes, "Something You Can Do with Your Finger", "A Very Crappy Christmas" and "Probably". Although he often appeared whenever music auditions take place, he has yet to make another appearance.
Schroeder wears white shoes, black pants, and a red and black striped shirt. He has thick blond hair. Schroeder is always seen playing the piano.