Who's been sleeping in Otto's bed? Otto the cat is not amused when a slobbery but lovable dog moves in and takes over everything—from his water bowl to his favorite chair—in this delightful story about friendship and sharing. Featuring a super-simple vocabulary this All Aboard Reading book includes 24 flash cards.Gail Herman has written many books for Penguin Young Readers, including Flower Girl and Lucky Goes to School.US