businessman kim davies bought llanwenarth house in monmouthshire in 2006 and spent £ 1million on renovations .
he installed a whirlbooth bath with shiny tiles , put up gaudy chandeliers and ripped out antique timber windows .
davies has now pleaded guilty to breaking planning laws by altering the historic grade ii-listed home .
poet cecil frances alexander wrote all things bright and beautiful while staying at the house in 1848 .