Heavyweight unification series Heavyweight unification series The heavyweight unification series, also known as the Heavyweight World Series, was a sequence of professional boxing matches held in 1986 and 1987 to crown an undisputed champion of the heavyweight class. The series was produced by HBO Sports and promoted by Don King. It ended with Mike Tyson as undisputed champion, holding the championship belts of the International Boxing Federation, World Boxing Association, and World Boxing Council. Prior to the series, the last undisputed heavyweight champion had been Leon Spinks, who won the championship in his 1978 victory over Muhammad Ali. Spinks had been stripped of
Heavyweight Champion of the World (song) as well as the catalogue numbers. In the inside of the CD's booklet, the lyrics to 'Stamping', a song by Jon McClure for his previous band 1984 ("Heavyweight Champion Of The World" even borrows the first verse of the song). When performed live the band frequently include alternate verses from "Stamping" and extend the ending to include the hook from Pixeltan song 'Get Up/Say What' ("You can say what you want but it doesn't mean that it's true") which McClure admits in a blog that he admires. The song 'Get Up/ Say What' was also included as the second track