He became a leading Derby contender by scoring a five-length victory in the mile-and-an-eighth Jim Beam Stakes on March 29 at Turfway Park.
The California-bred scored a five-length victory over Tejano in the Bolsa Chica Stakes at Santa Anita Feb. 24.
In his absence, a colt named Mercedes Won scored a five-length victory in the Florida Derby, running a mediocre final time but trouncing his 10 opponents.
Forty Niner is coming back eight days after the best race of his career, a quick five-length victory in the Lafayette a week ago.
His rider, Jorge Chavez, gunned him to the lead, backed him off, then rocketed down the stretch for a nearly five-length victory over a tough allowance field.
Meadow Star remained undefeated, became the heaviest winning favorite in cup history and earned $450,000 for charity with a professional five-length victory in the $1 million Juvenile Fillies.
In that race Royal Delta cruised to an easy five-length victory over her four opponents in the 1 1/16-mile timed in 1:43.31 on a fast main track.
Frankel scored a five-length victory over the world's top-rated older miler and five-time consecutive Group 1 winner Canford Cliffs on 27 July at Goodwood.
Yesterday, Masterful Advocate continued his domination of California's 3-year-olds with a five-length victory in the San Rafael Stakes.
Doc's Leader will come to Saratoga off a five-length victory over a sloppy track Aug. 6 in the West Virginia Derby at Mountaineer Park.