When Was Jello Popularized?
When Was Jello Popularized? 1930 – Jell-o came out with the now very popular lime jell-0. 1934 – Advertising kept abreast of the times and so in 1934 General Foods, a pioneer in selling by radio, signed Jack Benny and the whole world came to know “J-E-L-L-O.” Why was Jell-O so popular in the 50s?