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 for herself in series such as "Bosom Buddies", "Gimme a Break", "Family Matters", "Half and Half", and "Are We There Yet". The Vincent Sisters continue a prolific career as session singers. A DVD compilation from the variety series was released in 2005 along with the group's catalog of albums on CD. Tony Orlando & Dawn released "A Christmas Reunion" that same year. Publicity events for those releases marked the first time Hopkins, and both Vincent Sisters appeared onstage together. Toni Wine also participated in those shows. The group was inducted into the Vocal Group Hall of Fame in 2008. Tony