DESPERATE HOUSEWIVES - "The God-Why-Don't-You-Love-Me Blues" - Losing Mike takes its toll on Katherine, on "Desperate Housewives," SUNDAY, OCTOBER 18 (9:00-10:01 p.m., ET) on the ABC Television Network. As Katherine unravels, Bree comes to her aid; Gaby grows weary of John's intentions towards Ana; with twins on the way, Lynette calls upon her family to step up around the house; Susan learns Julie has been harboring some secrets; and Angie throws a party for son, Danny. (ABC/RON TOM) FELICITY HUFFMAN