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) when any character has successfully stood up to the notoriously aggressive Lucy. The musical notes Schroeder plays also seem to have substance; characters are able to touch them as they appear in the air. Snoopy, for example, once decorated a Christmas tree using a handful of them, and has on at least one occasion been seen dancing atop the musical staff containing them. He has also occasionally dumped a bucketful of them into the piano in order to change the tune Schroeder is playing. Also, twice while Schroeder was playing and the notes were above him, Lucy's head appeared between