Cissy Houston, a Grammy-winning gospel singer and Whitney Houston’s mother, dies at 91 ABC NewsDionne Warwick Is ‘Deeply Saddened’ By the Death of Aunt Cissy Houston: ‘She Is in a Much Better Place’ PEOPLECissy Houston, Grammy-winning singer and mother of Whitney Houston, dead at 91 CNNCissy Houston Dies at 91; Gospel Star Guided Daughter Whitney’s Rise The New York TimesBobby Brown Breaks Silence on the Passing of Former Mother-in-Law Cissy Houston BET