CCTV footage: A bungling cat burglar fleeing the scene of a break-in was caught on camera falling head first out of an upstairs window.Stuart Marsden, 48, had shimmied up a drainpipe to clamber through a sash window in the hope of grabbing valuables from a pensioner's upstairs bedroom.But he was forced to flee empty handed when he was disturbed by a relative of the 85-year old householder who had family over for tea.Marsden, who had 67 prior convictions, was later caught and subsequently sentenced to 28 months in prison.