Dave Appell Kal Mann, songs such as "Let's Twist Again", "Bristol Stomp", "Mashed Potato Time" and "South Street". These were the years of the twist and other dance crazes, in the launching of which Appell played a vital role. Appell left Cameo in 1964. In the 1970s he had success with his productions for Tony Orlando and Dawn, including the # 1 hits "Knock Three Times" (1970) and "Tie a Yellow Ribbon Round the Ole Oak Tree" (1973), on Bell Records in New York City. Appell's co-producer OF THE TIME was Hank Medress, a founding member of The Tokens musical group. Appell
Tony Orlando and Dawn its predecessor (with sketches featuring sarcastic back-and-forth banter between Orlando, Hopkins and Vincent, similar to the sarcastic dialogue between Sonny and Cher) and became a Top 20 hit. With a new record label (Elektra), the group continued their string of hit singles during the show's run, hitting the Top 10 on the Hot 100 and adult contemporary charts, including "He Don't Love You (Like I Love You)" (a reworking of Jerry Butler's "He Will Break Your Heart") (#1), from the album of the same name, and "Mornin' Beautiful" (#14). In 1975 a remake of the Sam Cooke song "Cupid", from