Gossipy Annabel Hinchby-Smythe thinks she's been mistaken for an interior decorator when computer czar Arthur Arbuthnot invites her to redo his London flat. But it's quite a different role she's really in for . . . when Arthur's murder partners her with his cat Sally as a detective team rooting among Arthur's less worthy survivors for his killer, in this latest genteel catfight from Babson (Canapes for the Kitties, 1997, etc.).