Hilarious footage shows the moment a dad fell off a roof while trying to clean the windows. br br Thomas Leather, 29, was trying to clean the skylight in his home extension - when he started slipping down the tiles.br br And before he can get his balance he slides off the roof entirely, hitting the gutter on the way down. br br The dad-of-one from Prescot, Liverpool – who works as a roofer – luckily escaped without any major injuries. br br But wife Helen, 28, who says she’d just asked him to do ‘one job’, says he walked away with bruised pride. br br Helen said: “I’d asked him to do one job and clean the windows. br br “I was washing the dishes and then I heard this noise and thought he’d just dropped something. br br “We’ve got a little two-year-old boy who kept asking ‘daddy, why did you just do that?’ br br “He fell of it and is thankfully OK, he's just got a few scrapes and bruises and bruised pride.