SONIC® Drive-In brings full-flavored twist on its popular Boneless Wings lineup   Guests can try all Boneless Wing Flavors with ‘Wing Night in America' OKLAHOMA CITY, 2017-Aug-29 — /EPR Retail News/ — Back by popular demand, SONIC® Drive-In (NASDAQ: SONC) is putting a full-flavored twist on its popular Boneless Wings lineup with interesting new flavors to give guests a delightfully…