Packed with action & hilarious antics this is the third picture book about Marley who first appeared in the phenomenally bestselling novel Marley & Me. Its the first day of school & Cassie is all set to go. So is her dog Marley! Although hes told to stay Marley digs a tunnel out of the backyard & sniffs his way to school. As he roams the halls looking for Cassie he finds trouble instead. From wolfing down hot dogs in the cafeteria to setting free a bunch of mice in science class Marley wont stop until he locates his best friend. This lovable & rowdy dog may not be much of an academic but hes full of school spirit!