Schroeder (Peanuts) and Lucy and Snoopy comes out of nowhere and starts dancing on the piano, until Schroeder and Lucy start looking at him angrily and Snoopy stops dancing and looks embarrassed. Frieda sometimes leans against Schroeder's piano, making Lucy jealous. She does not seem to be much of an annoyance to him as Lucy, but Schroeder prefers Lucy over her, possibly because Frieda has no knowledge of classical music at all (in "Play It Again, Charlie Brown" she thought Beethoven was a drink, causing Schroeder to pull the piano out from under both her and Lucy). The piano's capability is illustrated
Schroeder (Peanuts) in 1965's "A Charlie Brown Christmas". Lucy asks Schroeder to play "Jingle Bells". Schroeder plays it in the style of a conventional piano, then manages to generate the warm tones of a Hammond organ, but Lucy cannot recognize the tune until the now-irritated Schroeder plays it, in a high register with one finger, in the tones of a normal toy piano. Until the France3 production, La bande de Snoopy, this was the only time in the history of the television specials that his toy piano ever actually sounded like a toy piano. In 1966's "It's the Great Pumpkin, Charlie Brown",