 In 1990, Young, Bock, and MacDonnell competed against each other in the Masters series, which was won by Young.Additionally, the US version held their own "International Tournament" in 1987, which was played between the top winners from said country, Canada and Australia; the grand champion was none other than aforementioned three-time defending Australian champ Cary Young.Starting in 1990, occasional weeks were set aside for celebrities to play the game.