Pippi Longstocking () is a novel by Astrid Lindgren. It was originally published in Sweden on 26 November 1945. It is the first in a series of books about Pippi Longstocking. Pippi is a girl who lives alone in a house with her pets, a monkey named Mr. Nilsson and a horse that she keeps on the porch. She befriends Tommy and his sister Annika, who live next door to her.