The War with GrandpaBy: Robert Kimmel Smith Series: The War with Grandpa Don't miss the laugh out loud classic about a boy who leaps into battle when he's forced to share a room with his grandfather now a major motion picture starring Robert De Niro, Uma Thurman, Christopher Walken, Jane Seymour, Rob Riggle, Cheech Marin, and Oakes Fegley! Peter is thrilled that Grandpa is coming to live with his family. That is, until Grandpa moves right into Peters room, forcing him