Historical Goof! In this first season episode, Mr. Edwards tells the Ingalls girls that he was given the nickname "Sitting Bull" by a Sioux Indian and fought Custer at Little Big Horn. The real Battle of Little Big Horn took place in July 1876. In season 2, however, the town celebrates the nation's 100th birthday in episode #44, "Centennial", which would had to have taken place in July 1876. Therefore, tale Mr. Edwards tells was regarding an event which could not possibly have happened yet.