Former NBA all-star Bill Walton walks you through a thrilling collection of the greatest upsets in professional basketball, including the inspirational championship run of the Portland Trail Blazers in 1977 and their victory over the Philadelphia 76ers. The program also interviews a string of underdog players who went on to spite their critics with hard work and perseverance, including Tim Duncan, Scottie Pippen, Mario Elie and Kevin Garnett.