That meanie Lewis always teases Gilbert. So why would Lewis invite Gilbert to his birthday party? Gilbert goes to the party armed with a cheerful grin, a brightly wrapped package–and a plan to get even for Lewis's rotten behavior. But this birthday has a much bigger surprise in store for Gilbert... Join the New York Times best–selling character Gilbert the opposum and his friends and family in this heartwarming picture book about birthdays, bullies, and doing the right thing. Ages: 4–8