 In Boston, he was instrumental as a player off the bench in the Celtics' NBA championships in 1984 and 1986, playing under KC Jones.While in Boston, Wedman joined Naismith Basketball Hall of Fame inductee Bill Walton in coming off the Celtics bench, on a roster that included Hall of Famers Larry Bird, Kevin McHale, Dennis Johnson, Robert Parish, Tiny Archibald, as well as Quinn Buckner, Danny Ainge and Cedric Maxwell.Boston fans remember Wedman's performance in the Memorial Day Massacre, an appellation for Game 1 of the 1985 NBA Finals.