‘Desperate Housewives’ guest stars Lily Tomlin and Kathryn Joosten are in talks to get their own spin-off series. The actresses, who both turn 70 this years, will reprise their roles as scheming sisters Roberta and Karen ocCluskey in a sitcom about four older women sharing a house in oiami, Florida. The show will be based on ‘The Golden Girls’, a 1980s and ’90s comedy where ‘Housewives’ creator Marc Cherry first started writing for television.