Home Videos Erin Hunter Introduces WARRIORS: Omen of the Stars #1: The Fourth Apprentice Erin Hunter Introduces WARRIORS: Omen of the Stars #1: The Fourth Apprentice booksforchildren Sep 11, 2009 comments off Tweet on Twitter Share on Facebook Pinterest Playful Planets children's book series. #1 author interviews author videos Book Books children childrens book Erin Hunter Erin Hunter Interview Erin Hunter Videos introductin kids literature new book Omen of the Stars Reading The Fourth Apprentice Warrior cats Warrior Cats Videos Warriors Warriors Videos