Michael Spinks vs. Dwight Muhammad Qawi set for September 27 of 1984, but it was cancelled after Qawi was injured during training, three weeks before the fight. Spinks went on to become the first world light heavyweight champion in boxing history to go up in weight and win the world heavyweight title. Qawi, for his part, went up to the cruiserweight division, where he reigned as WBA world champion from 1985 to 1986. Both fighters are now members of the International Boxing Hall of Fame. Confirmed bouts: Michael Spinks vs. Dwight Muhammad Qawi Michael Spinks vs. Dwight Muhammad Qawi, billed as "The Brawl for it All",
Mike Tyson vs. Michael Spinks between Tyson and Spinks grew to settle the issue of who the real champion was, but negotiations were protracted because Tyson's co-managers Bill Cayton and Jimmy Jacobs and Spinks' manager Butch Lewis struggled to agree on terms. Negotiations temporarily broke down when Lewis insisted on a $15 million guarantee for his fighter. Annoyed at constantly being asked about the fight, Tyson eventually demanded that his managers reach an agreement with Lewis. By April an agreement had been reached, although another problem arose when the IBF threatened to strip Tyson of their title if the fight was not scheduled for 15