The 1981-1982 Broadway season was one for the ages. Stephen Sondheim and Harold Prince's historic Broadway flop, Merrily We Roll Along, opened and closed in 12 days; a month later, Dreamgirls took its bow at the Imperial Theatre and, in February of 1982, Cher starred in her one and only Broadway credit, Come Back to the 5 & Dime Jimmy Dean, Jimmy Dean. It was a busy season for Tony nominee David Alan Grier, …