Cilla's unzipping dilemma Cilla Black ... decided against asking for presidential help By DAILE PEPPER Sun Online FORMER Blind Date host Cilla Black considered asking Bill Clinton to unzip her dress when she got into a sticky situation.The star says ever since her husband Bobby died she has missed having someone around to help her in and out of dresses.She had been known to ask her driver for assistance, but when she ended up in a bar with a group of stars and the former US President, she needed help."Recently I was at a fantastic charity function in Russia and I hoped there'd...