1:52livingJuly 22, 2019USPS worker delivers amazing rendition of 'At Last' to celebrate retirement Stephanie Hayes-Bostic sang a rendition of "At Last" to celebrate her retirement from the USPS. Up Next in livingCancer patient accidentally breaks 'celebratory bell' July 18, 2019World Cup champs steal the show at ESPYSJuly 11, 2019Girl celebrates being cancer-free with partyJuly 9, 2019