Middleton's dam, Web, was a half-sister of the Derby winner Whisker and became an extremely successful broodmare, her descendants including the Classic winners Glencoe, Cobweb (Epsom Oaks), Charlotte West (1000 Guineas) and Riddlesworth (2000 Guineas).

A stable lad was bribed to allow the colt to drink several buckets of water, leaving him bloated.

Edwards responded by giving Middleton a four-mile exercise walk after which he professed himself satisfied with the colt's condition.

[3] Middleton started at odds of 7/4 against seventeen opponents[4] and won cleverly, from Rufus, with Hogarth third.

Middleton stood as a stallion at the Horse Bazaar, Portman Square, London, where he had little success.