The Houston Rose Society will hold its annual Ice Cream Social and Summer Celebration 7-9 p.m. Thurs., July 13, at the Cherie Flores Garden Pavilion in Hermann Park. Admission and make-your-own sundaes are free, and guests are invited to bring their own favorite embellishments. Free parking will be available in Lot C at Hermann Drive and Crawford Street. Details are available at www.houstonrose.org.