Albert Brooks' new movie, "Lost in America," opens tonight in New York City and isn't expected to open here for another two weeks. But Wednesday night there was a special showing at the Motion Picture Association of America hosted by Mutual Radio's late-night talker, Larry King. King and his former producer, Tammy Hadad, are listed in the movie's credits for making a King show radio tape available. It is playing over a radio during the film's opening credits . . .
Suzanne Garment, associate editor of The Wall Street Journal's editorial page, will fill the empty chair of "The McLaughlin Group" this weekend as the search continues for a replacement for Patrick Buchanan . . .
Actress-singer Cher, whose clothes usually can stand up to any competition, found herself outdressed Wednesday when she arrived in Cambridge, Mass., to accept the "Woman of the Year" award from Harvard University's Hasty Pudding Theatrical Club -- male students were decked out in various forms of drag. Accepting her gold pot, Cher said, "This is a nightmare. I don't know what the other recipients did with their pots, but I'm going to make mine into an earring" . . .
Princess Diana and President Reagan -- described as "perennial role models" -- have topped the 1984-85 International Best Dressed List compiled by a committee of fashion editors. Others on the list include actor Tom Selleck, novelist Tom Wolfe, rock stars Michael Jackson, Grace Jones, Madonna and Prince (called the Liberace of the '80s), Tina Turner, actor Jeremy Irons, ABC News anchorman Peter Jennings and retired boxer Sugar Ray Leonard. Named to the permanent Fashion Hall of Fame were Duchess of Feria of Seville, Spain; Antenor Patino of Paris and New York; Lily Auchincloss, New York socialite; tennis star Arthur Ashe, television personality Alistair Cooke, Ambassador Carlos Ortiz de Rozas and Tom Wolfe . . .