Robin Leach, the veteran television host who titillated viewers with the rarefied perks of celebrity through “Lifestyles of the Rich and Famous,” has died. He was 76. The famed celebrity reporter died at 1:50 a.m. Friday after suffering a stroke on Monday while in hospice care in Las Vegas, his son Gregg Leach said by phone Friday. Leach, who had been hospitalized after a stroke last November, was with family at the time of his death. “Despite the past 10 months, what a beautiful life he had.