ATLANTA–(BUSINESS WIRE)–Hold onto your straws, America, and get ready to sip your way into a fun new era of drink innovation with SONIC® Drive-In! Long celebrated as the go-to destination for unique and refreshing drinks, SONIC is unveiling its brand-new Flavorista Favorites lineup of customized beverages. This exciting new menu, available exclusively within the SONIC App, promises to redefine the beverage experience with an exclusive selection of curated, premium drinks that can only be foun