Nicollete Sheridan and Michael Bolton have called off their engagement a spokeswoman for the Desperate Housewives star has told People magazine. “Nicollette Sheridan and Michael Bolton have amicably ended their engagement," publicist Nicole Perna said. "They appreciate your respect for their privacy in this matter.” The couple initially got together in 1992 before breaking up five years later. They got back together again in 2005 before announcing their engagement in March 2006.















