Rosanna Arquette is hitched again. The 54-year-old actress has tied the knot with investment banker beau Todd Morgan, whom she became engaged to in June 2011, her rep confirmed to E! News. The couple traded "I dos" in a private ceremony in Malibu on Sunday before family and close friends. No word whether siblings Patricia, Alexis, Richmond and David attended the nuptials, though Us reported that Barbra Streisand was among the guests. This is the fourth marriage for Arquette. She first walked down the aisle age 19 with director-composer Tony Greco in 1978 before divorcing two years later. She was married from 1986 to 1987 to noted film composer James Newton Howard (The Fugitive, Batman Begins) and...