RIVERA- Of Weymouth, formerly of Chelsea, suddenly, March 18th. Devoted daughter of Lillian Rivera and step-daughter of Marie Baker both of Chelsea. Beloved sister of Michael Wing of Chelsea and Michelle and Thomas Wing both of Haverhill. Loving granddaughter of Margaret Rivera of Chelsea and Maria Flores-Rivera of Chelsea. Dear niece of Cathy Stillwell of Montana, Anastacio Rivera of Fall River, Maria Valinch of Everett and Joseph Rivera of Tyngsboro. A Memorial Service in celebration of Christina's life will be held on Saturday afternoon, March 27th at 2 PM in the Community Room of the Chelsea Square Apartments, 272 Broadway, Chelsea. Enter through 3rd Street entrance.Christina, 25 years of age passed away unexpectedly, March 18th at home. Born in Boston, she graduated from North Attleboro High School and attended Salem Stae College as a psychology major. A former employee of Stop and Shop, she was recently the assistant manager for Newbury Comics in Weymouth.