Chicago's Oscar chances got a big boost over the weekend. On Saturday, the film's first-time director, Rob Marshall, picked up the Directors Guild of America award — considered the most reliable predictor of the Oscar. (Only five times in the DGA's 50-year history has its best director not gone on to win the Oscar.) Marshall's win came as a bit of a surprise; award pundits listed Gangs of New York helmer Martin Scorsese as the sentimental favorite. (Poor Marty, always a bridesmaid... ) Meanwhile, on Sunday, the Producers Guild named Chicago the best film of 2002.