Kellyann G. (O’Sullivan) Westbrook, 63, passed away Tuesday June 10, 2025, at Baystate Medical Center. Born in Springfield, January 1, 1962, the daughter of the late Jay and Carol Ann (Gelinas) O’Sullivan. Kelly worked in many restaurants including the Ninety Nine Steakhouse, Partners, the former Caffeine’s in Springfield, the Spaghetti Warehouse and Arnolds Meats. Kelly loved dancing, spending time at the beach and always loved to be the life of the party with her wonderful sense of humor and outgoing personality. She leaves her loving children, Robert Westbrook Jr. of Ware and Kayla Fielding and her husband Christopher of Ware, her longtime partner, Christopher Scully, her siblings, Neil O’Sullivan of Northampton, Len Stanley and his wife Susan of Coon Rapids, MN, Kim Clark and husband Scott of Feeding Hills and Dale O’Sullivan of Springfield, her loving grandchildren, Kara Lee, Ashlynn, Nevaeh and Jaydin and many nieces and nephews. A funeral home service will be held Wednesday June 18, 2025, at 11:30AM from the Toomey-O’Brien Funeral Home 1043 Westfield St West Springfield with a calling hour from 10:30AM-11:30AM. Burial to follow in St Thomas Cemetery. In lieu of flowers donations may be made to St Judes Children’s Hospital 501 St Jude Place Memphis TN 38105-1942.