 After contract was terminated he joined WABD TV Channel 5 as the host of their kids TV shows.He succeeded Sandy Becker as the second host of their successful Sunday comedy/variety kids TV show "Wonderama" in 1956.Sheldon's appearances on "Wonderama", "The Bugs Bunny Theater" (during his tenure the title was changed to "Bugs Bunny Presents"), "The Looney Tunes Show" and "Speaking Of Animals").