"Henry Huggins makes a deal with his father--if Henry can keep his dog Ribsy out of trouble for a month, he can go fishing with his father. Ribsy does his best to make Henry lose the deal." --
"Henry Huggins gets carried away with his own ambitions when he longs for a paper route of his own, and gets some unexpected help from the irrespressible and inescapable Ramona Quimby." --
When Henry decides to sell bubble gum to all the kids at school to earn money to buy his own bicycle, he gets plenty of trouble, but very little money.