DESPERATE HOUSEWIVES - "Anything You Can Do" -- Susan is miffed when Mike's unexpected -- and very sexy -- houseguest (guest star Heather Stephens as Kendra) forces him to postpone their first official "date"; Lynette becomes steadily more dependent on the twins' ADD medication; Gabrielle becomes jealous of the "other" woman in John's life; Bree's kids mutiny when they learn their dad has moved out; and the enigmatic Mr. Shaw (guest star Richard Roundtree) comes closer to solving one of Wisteria Lane's big mysteries, on "Desperate Housewives," SUNDAY, NOVEMBER 21 (9:00-10:01 p.m., ET) on the ABC Television Network. (ABC/DANNY FELD) TERI HATCHER, HEATHER STEPHENS, JAMES DENTON