Callie Marie Hutchins and Tyler Wesley Sims were united in marriage at 6 p.m. May 7, 2011, at the residence of Greg and Lynn Syfan on Lake Lanier in Gainesville. The bride is the daughter of Sandy R. and Robert J. Mallon of Gainesville and Gary W. Hutchins and Sharon L. Hutchins of Gainesville. The groom is the son of Donald W. and Rebecca A. Sims of Gainesville.