EntertainmentEntertainmentExtraShowBiz Minute: Downey Jr.; Hawke, BrinkleyShowBiz Minute: Downey Jr.; Hawke, BrinkleyThe Associated PressRobert Downey Jr. takes on 'Sherlock Holmes' film lead; Ethan Hawke weds; Christie Brinkley divorce ends with settlement. (July 11)[Notes:ANCHOR VOICE] Forget that Iron Man suit. Robert Downey Jr. is picking a deerstalker hat - as he prepares to play the title role in the upcoming film, 'Sherlock Holmes.'HAThe movie's based on the famous detective and a book about Holmes by one of the film's producers.Madonna's husband Guy Ritchie is directing.Ethan Hawke has tied the knot again.His rep says Hawke and Ryan Shawhughes - who are expecting a baby, were married last month in New York City. Hawke has two children from his marriage to Uma Thurman - who recently announced she's marrying her financier boyfriend.The Christie Brinkley divorce trial came to an abrupt end Thursday - when her lawyers reached an out of court settlement with her fourth husband, Peter Cook.Under the deal - Brinkley keeps custody of the couple's two children - although Cook will get some parenting time them. Brinkley will give Cook 2-point-1 million dollars but keeps 18 properties in the Hamptons that were in dispute.Lauri Neff, AP ShowBiz Minute.

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