Bobby Brown Breaks Silence on the Passing of Former Mother-in-Law Cissy Houston BETCissy Houston, Grammy-winning singer and mother of Whitney Houston, dead at 91 CNNDionne Warwick Is 'Deeply Saddened' By the Death of Aunt Cissy Houston: 'She Is in a Much Better Place' PEOPLECissy Houston Sang Backup on Your Favorite Songs VultureCissy Houston, gospel singer and pop icon Whitney Houston's mom, dies at 91 USA TODAY