Schroeder (Peanuts) Schroeder accommodated Snoopy (who was dressed in his World War I Flying Ace outfit) by playing a brief medley of World War I songs at Violet's Halloween party; he plays "It's a Long Way to Tipperary","There's a Long Long Trail A-Winding", "Pack Up Your Troubles in Your Old Kit-Bag", and "Roses of Picardy". Schroeder is normally a very passive character, content to keep to himself and play his music, but he can be angered quite easily, especially if his music or Beethoven are insulted. In one strip, Lucy points out to him the woefully inadequate range of a toy piano;
Peanuts the entire life of the Sunday strip. Most of the other characters that eventually became the main characters of Peanuts did not appear until later: Violet (February 1951), Schroeder (May 1951), Lucy (March 1952), Linus (September 1952), Pig-Pen (July 1954), Sally (August 1959), Frieda (March 1961), "Peppermint" Patty (August 1966), Woodstock (introduced April 1967; given a name in June 1970), Franklin (July 1968), Marcie (July 1971), and Rerun (March 1973). Schulz decided to produce all aspects of the strip himself from the script to the finished art and lettering. Schulz did, however, hire help to produce the comic book adaptations