Preheat grill to medium-high heat. Mix meat, cheese, bread crumbs and 2T. of the bbq sauce. Shape into 4 patties. Place patties on grill; cover grill with lid. Grill 4 to 6 mins. on each side or until burgers are cooked through, brushing with remaining 2T. bbq sauce during last 2 mins. of grilling time.