It was hard not thinking about what was happening in Ukraine (the "The" was dropped when independence was declared in 1991) when J2 Spotlight Theater's captivating revival of A Day in Hollywood/A Night in the Ukraine opened last weekend and finishing up its sold out run at Theatre Row on March 6.  However, it's important to remember that the infrequently seen 1980 Dick Vosburgh, Frank Lazarus and Jerry Herman musical doesn't have a Marx named Karl, but those named Groucho (David B. Friedman), Harpo (Suzanne Slade) and Chico (Mike Cefalo).  This love letter to 1930s Hollywood is about as far from the myopic disaster Carnegie