Jimmy Savile once ruled the airwaves with a quirky persona and good works. So how did this icon manage to hide his many alleged bad deeds for so long?Jimmy Savile once ruled the airwaves with a quirky persona and good works. So how did this icon manage to hide his many alleged bad deeds for so long?Jimmy Savile once ruled the airwaves with a quirky persona and good works. So how did this icon manage to hide his many alleged bad deeds for so long?