Authorized (horse) appeared at the time to be the best performance in any of the 2007 Trial races for the Epsom Derby and Authorized was made favourite for the race. Media attention ahead of the Derby focused on Frankie Dettori who, despite winning all the other British Classics at least twice each, had so far failed to win the Derby in 14 attempts. For the race itself, run at Epsom Downs Racecourse on 2 June 2007, Authorized was a clear favourite at odds of 5 to 4, and justified the odds by winning by five lengths in a fast time. Dropped back
Tommy Weston (jockey) Cup, for trainer George Lambton, Lambton recommended Weston to Lord Derby to be his retained jockey. Weston rode for Lord Derby for ten years, winning nine Classics. These started with a win on Tranquil in the 1923 St. Leger, followed by Sansovino in the 1924 Derby at a muddy Epsom. Two years later he was champion jockey in the year that the rider who would come to dominate the championship for the next thirty years, Gordon Richards, was out for nearly the whole season with illness. He would go on to ride the Horse of the Year in five of