When was Hubba Bubba first introduced?

The story behind the answer

1979 is correct because Wm. Wrigley Jr. Company launched Hubba Bubba in the United States that year, promoting a special “no-stick” formula that let you blow huge bubbles without them gluing to your face—its key selling point over rival bubble gums.

The brand name riffs on the upbeat 1940s expression “hubba hubba,” and Hubba