Clarets quartet put through their paces by Goalkeeping Coach Billy Mercer
While the outfield players were put through the pain of Gaffer's Day, the four first team goalkeepers had an extended session under the watchful eye of Goalkeeping Coach Billy Mercer.
England internationals Tom Heaton, Nick Pope and Joe Hart, along with Adam Legzdins, were put through an intruguing session of drills.
Watch our video above for proof that the keepers' don't have it easy!