The first book in the bestselling series that the New York Times Book Review hails as "delightful and heartwarming."

The Vanderbeekers have always lived in the brownstone on 141st Street. It's practically another member of the family. So when their reclusive, curmudgeonly landlord decides not to renew their lease, the five siblings have eleven days to do whatever it takes to stay in their beloved home and convince the dreaded