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) cartoon, he limits Charlie Brown to only two pitches, a high and low straight ball. Schroeder's most significant act of friendship came in "Be My Valentine, Charlie Brown". When Violet offers Charlie Brown one of her used Valentine cards (since Charlie received no Valentines the previous day at his school's party), Schroeder thoroughly chastises her, Frieda, Lucy and Sally for their disregard for his feelings and their selfish motive of relieving their guilt. Charlie Brown, however, tells the girls not to listen to him and accepts the card, although he expresses appreciation for Schroeder's gesture. Charlie Brown is one of