Darin and Dana Adams of Cornelia announce the engagement of their daughter Chelsea Allison Adams to Jessup Turner Gravitt, son of Mark C. and Robin T. Gravitt of Gainesville. The bride-elect is the granddaughter of Art and Patsy Swenson of Gainesville, and Gwen and Glenn Crumley of Cornelia. She is a 2008 graduate of Habersham Central High School in Mount Airy.