Anyone who's shopped at Home Bargains will know it's an absolute goldmine for exciting products at affordable prices.From Mrs Hinch's favourite cleaning products, to Yankee candle dupes and branded make-up, you'd be hard-pressed to leave the store without finding a bargain that floats your boat.But according to one ex-employee, the store sometimes discounts things to as little as 1p.Grace Payne worked at Home Bargains for two years, and says that you can sometimes get items for 1p if you know