Then on March 30, he won the U.S. Open and joined Mike Aulby and Billy Hardwick as the only bowlers to ever complete a PBA career "grand slam" (U.S. Open, PBA World Championship, Tournament of Champions and ABC/USBC Masters).
Всего Дьюк выиграл 37 турниров PBA, в том числе 7 мейджоров: один ABC Masters (1993, с 2005 года турнир называется USBC Masters), один Tournament of Champions (1994), два турнира U.S. Open (2008 и 2011) и три турнира PBA World Championship (2000, 2008, 2009).