Schroeder (Peanuts) were the best of friends, with the exception of one argument from the mid-1950s (when the two were fighting over who was greater: Beethoven or Davy Crockett) where Charlie Brown insulted his "yellow hair" and "plink, plink, plink all day long [on his piano]" and Schroeder countered with a barb at Charlie's coonskin cap and "round head." During conferences on the pitcher's mound, the two engage in unusual conversations, mostly about Beethoven and hand signals. Schroeder also often encourages Charlie Brown during games, while the rest of the team says, "Don't let us down by showing up!" In the animated
Zombie strip in his strip, "Pearls Before Swine", in 2005. Mark Tatulli also commented on zombie strips in his strip "Liō" in 2010. and in 2013. After an incident in which United Feature Syndicate secretly retained the services of superhero comic artist Al Plastino to continue the comic strip "Peanuts" in case of an interruption, Charles Schulz, author and creator of "Peanuts", requested that his strip (which, in contrast to most comic strips today, he drew completely on his own with no assistants of any kind) not be continued by another cartoonist after his death; Schulz's family (as well as Universal Uclick,