Chicago
Chicago, at Broadway's Ambassador TheatreGratuitous Violins rating ***1/2 out of ****When I visit New York City I'm hesitant to use one of my theatre slots on a long-running show because there's always so much new to see. But last month I was there on a Monday night, when most shows are dark.Since I took in Kander and Ebb's The Scottsboro Boys in the fall, I figured one of their best-known musicals, Chicago, would ma…