"How am I supposed to sleep like this?" Ben's dad can't seem to get a good night's sleep. There are too many children in his bed! First, there's Ben, and then there's Ben's Brother Billy. Soon the twins, Beth and Bart arrive. And then...yikes!...Brittany, Bella, and Boris are born! Ben's dad decides to build the biggest bed in the world. But the world's biggest bed also turns out to be the world's heaviest bed....Uh-oh!