The fourth part of This Is America, Charlie Brown starts out with Charlie Brown calling Linus about how his science fair project is doing. Linus is building a model of a spaceship for the contest. The night before the contest Linus dreams that he, Charlie Brown, Lucy, Peppermint Patty, and the rest of the Peanuts gang are in space. They are in a space station for 90 days. Jason Welker of the Television news network is there to talk to them on TV.