An emotional Tim Nolan of Murrulla Stud struggled to find the right words to describe just what it meant to be the new record holder of a Classic yearling.

The 16th foal of the stakes-winning Bletchingly mare Tennessee Morn, 5-year-old Magnus gelding Malaguerra added a second Group 1 to his CV when holding off rising sprint star Spieth in Saturday's $1million Darley Classic (1200m) at Flemington.

$32,000 purchase Malaguerra has already earned over $430,000 for his connections and will go for gold this Saturday when lining up in the Group 1 ATC All Aged Stakes at Royal Randwick.

American Pharoah ended his racing career with a spectacular five length victory in the Breeder' Cup Classic, becoming the the first Triple Crown winner to win the prestigious championship race.