Vote first. Ask questions later. Tim Robbins stars in his directorial debut as right-wing folksinger Bob Roberts in this satirical mockumentary. Bob Roberts is joined on his Pennsylvania senatorial campaign trail by a British documentary filmmaker who offers insight into Roberts his staff and his supporters. Roberts is the anti-Bob Dylan wowing his supporters with tunes such as ""Times Are Changin' Back"" and ""Wall Street Rap."" With his clean-cut good looks and squeaky-clean