Williamstown Theatre Festival (Jenny Gersten, Artistic Dir) has  announced that this year's Benefit will honor director and frequent WTF collaborator Scott Ellis on Mon Nov 18 at 6:30 PM at the Edison Ballroom (240 W 47th St). The evening will be hosted by Julie White  and will include appearances by Chita Rivera, Susan Stroman, Rupert Holmes and more. The evening will also feature a live auction of unique travel opportunities, exclusive theatre evenings, and one-of-kind experiences. Press contact: O&M Co (695-7400)...