Cissy Houston, the Grammy-winning gospel singer and mother of Whitney Houston, has died at the age of 91. She passed away at her New Jersey home while in hospice care for Alzheimer's disease, surrounded by family. A prominent vocalist, Cissy performed with the Drinkard Singers and later formed The Sweet Inspirations, singing backup for artists such as Elvis Presley and Aretha Franklin. Her music career spanned over seven decades, earning her two Grammy Awards. Known for her deep faith and dedication to her family, she was a pivotal influence in Whitney's life and career, with their bond showcased in performances and collaborations. Her death marks a significant loss for the Houston family and the music world, as noted by family members and former son-in-law Bobby Brown in their tributes.