Sir Percy dam Percy's Lass won the Group 3 September Stakes in 1988 (and subsequently died of colic when Sir Percy was a foal. Sir Percy was the last of her offspring) and his damsire Blakeney won the Epsom Derby himself in 1969. Sir Percy was named after Sir Percy Blakeney, the hero of the novel "The Scarlet Pimpernel". In November 2003 Sir Percy was sent as a weanling to the Tattersalls sales. He was bought for 20,000 guineas by Will Edmeades bloodstock, acting on behalf of Anthony Pakenham. Pakenham bought the colt as compensation for losing a National Hunt Horse. Sir
Blakeney Chapel was a former name for Blakeney, the current name first appearing in 1340), but the 11th-century church's location is unknown, and there is no reason to think that it is on the site of the 'chapel'. An anonymous booklet on Blakeney published in 1929 states that there was a "chapel of ease" on the marshes, served by a friar from the Convent, but the document on which this seems to be based, a Calendar of Patent Rolls dated 20 April 1343, simply notes that a local hermit was given permission to seek alms in "divers parts of the realms". There