Jerry (St Leger winner) (Oaks). Gascoigne sent his colt into training with James Croft at East Wilton near Middleham. Jerry did not run as a two-year-old and began his racing career on 22 April 1824 at Catterick Bridge Racecourse in Yorkshire. He started at odds of 2/1 for the two mile race and finished second of the five runners behind Lord Sligo's colt Canteen. Jerry next appeared at York Racecourse on 24 May when he contested a "St Leger Stakes". The success of the St Leger at Doncaster had led other major courses, including York and Newmarket to use the name for their own
Gunner B offered at odds of 8/1 for the St Leger Stakes. He then produced a creditable effort in defeat in an on mile handicap at Beverley, finishing third under a weight of 141 pounds. When Gunner B contested the Gordon Stakes, a recognised St Leger trial at Goodwood however, he ran poorly and finished last of the six runners. Gunner B bypassed the St Leger, running instead in the Doonside Cup over eleven furlongs at Ayr Racecourse in which, ridden by Mercer, he was required to concede weight to older horses including Patch (Great Voltigeur Stakes), Rymer (Brigadier Gerard Stakes) and