Couples won the 1992 MastersTournament, while Nelson and Elkington are past PGA champions. Nelson captured the 1981 PGA at the Atlanta Athletic Club and the 1987 edition at PGA National. Elkington won at Riviera in 1995.
Couples will be replaced by 2003 BellSouth Classic winner Ben Crane. Woody Austin will step in for Nelson, and Joe Ogilvie replaces Elkington.