 In 1955, Nunn and Carl Gardner split from The Robins to become The Coasters with Leon Hughes and Billy Guy.After leaving The Coasters, he teamed with another former Coaster Leon Hughes to record as The Dukes in 1959.Two singles were released "Looking For You" b/w "Groceries, Sir" (Flip #343), and "I Love You" b/w "Leap Year Cha Cha" (Flip #344).