How Robert Downey Jr. got his groove back Sherlock Holmes star went from convict to superstar over the last decade By Alonso Duralde msnbc.com contributor updated 8:45 a.m. PT, Tues., Dec . 22, 2009 If the last 10 years of Robert Downey, Jr.s life were a movie, nobody would believe it. An Oscar nominee for 1992s Chaplin, Downeys drug use over the rest of the decade got worse...



