We've had our fair share of fly on the wall school documentaries of late but there's something about his behind the scenes look at one of Britain's most famous schools that just keeps us coming back for more. Tonight the lads compete in the annual Glees and Twelves competition. As the boys compete for glory in this acapella sing-off you'd swear you were watching an episode of Glee. Sure there's even stage drama when Wast Acre house suffers a setback in the form of a sporting injury to one of its treble singers.