September 19, 1963-April 1, 1966. This was the final broadcast of the series. In 1963 Dean hosted a prime-time hour variety series on ABC, which lasted three seasons. Regulars included Karen Morrow, Molly Bee, Chuck McCann, the Chuck Cassey Singers and Rowlf the Muppet, the first of the puppet creations of Jim Henson to be featured on national TV.