With his girlfriend, Jil!, away for the summer, Matthew has plenty of time to earn some money. Not only is he in debt to his parents, but he also owes money to most of his classmates, and he desperately wants to buy a new computer program. Matthew's full of money-making ideas, like renting out his sister's room, but will his wild schemes end up making more trouble than money? "ADanziger's? vibrant narrative, characteristically overflowing with puns, jibes and jokes, once again demonstrates that this talented author knows what makes kids tick -- and what makes them laugh." -- Publishers Weekly