The term 'Classic Soda Pop' can be summarized by the crossword solution of NEHI, which is a brand of flavored soft drinks that originated in the United States in 1924. The brand was created by the Chero-Cola/Union Bottle Works Company and is now owned by the Dr Pepper Snapple Group. NEHI has become a classic soda pop over the years, with its signature flavors such as grape, orange, peach, and root beer.