Jim Qwilleran—along with his lovable Siamese cats Koko and Yum Yum—follows a trail of clues as elusive as a cat burglar in the night in this mystery in the

Jim Qwilleran and his cats Koko and Yum Yum must solve a curious caper in this mystery in the bestselling Cat Who series. Something is amiss at Maus Haus. Not j

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

Jim Qwilleran and his cat Koko get a taste of trouble in the second mystery in the bestselling Cat Who series. Jim Qwilleran isn’t exactly overwhelmed by his

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