Sherry Lansing, the soon-to-be-retired Paramount studio honcho and friend of Sen. John Kerry, is said to be "depressed." Actress Sharon Stone, who stumped for Mr. Kerry in Wisconsin, reportedly was "traveling" yesterday. It wasn't clear whether the "Basic Instinct" star had fled the country, as she had hinted that she might do if the Democratic nominee lost. There were tears and tribulations. Long sighs and short tempers. Shock and bawl. For a rich and powerful demographic used to getting its way, Hollywood was downbeat yesterday as President Bush — more heinous than a mid-February release date to so many celebrities...