Simplify the following text for a Grade 8 native English-speaking person.
Original: Potter created a soft doll depicting Peter Rabbit and a Peter Rabbit board game shortly after the tale 's first publication .
Simplified: Potter made a soft doll shaped like Peter Rabbit , and soon dishes and wallpaper showed pictures of him . He appears as a character in the 1971 ballet film , The Tales of Beatrix Potter and in the BBC series The World of Peter Rabbit and Friends .