Tiff’s Treats will open its eighth Austin-area location at 5145 RM 620, Austin, in Steiner Ranch on Dec.16. The company offers baked-to-order, warm cookies and brownies along with a side of regular or chocolate milk, frappuccino or ice cream. The location is celebrating with a grand opening event that day, from 9 a.m.-1 p.m., with cookie sales benefiting the Andy Roddick Foundation. Andy Roddick will be in attendance. Door prizes will also be offered. www.cookiedelivery.com