Otherwise Known as Sheila the Great

Otherwise Known as Sheila the Great is a children's novel by Judy Blume, first published in 1972. It is a spin-off novel to the Fudge series, being set shortly after Tales of a Fourth Grade Nothing, and centers on Peter Hatcher's nemesis, Sheila Tubman, and her family. Peter himself only appears briefly at the beginning and Fudge does not appear at all, although he is briefly mentioned.