"Well, that's rude. No clothes..." —Pianist, "Don't Hug Me I'm Scared 6"
Not much is known about his personality, but in his screen time he seems very serious, getting mad at Red Guy for wearing nothing on the stage. The Pianist is most likely very professional and easily upset.
He is nearly identical to Red Guy, but the Pianist wears a white button down shirt and jeans.
- Playing the piano