Jim Qwilleran and his cats scramble for clues when peaceful Breakfast Island is turned upside-down by murder in this mystery in the New York Times bestselling C

In this charming Cat Who mystery, a misused mansion sets the stage for a strange caper for Jim Qwilleran and his cats Koko and Yum Yum. Qwill’s moved into the

Jim Qwilleran and his Siamese sleuths, Koko and Yum Yum, investigate the disappearance of a wealthy railroad buff in this mystery in the New York Times bestsell

In this mystery in the bestselling Cat Who series, Jim Qwilleran takes a trip to Scotland and brings home a case that only his cats Koko and Yum Yum can solve..

In this delightful Cat Who mystery featuring Jim Qwilleran and his lovable cats, Koko and Yum Yum, the rites of spring are celebrated with the fine art of birdc