Horace Horsecollar star of the cartoon. In his earliest incarnation, Horace was presented as Mickey Mouse's four-legged plow horse. He could walk upright on his hind legs, at which time his forelegs became gloved hands; at other times, he got back down on all fours and reverted to form. Horace mostly played bit-parts in the 30+ films in which he appeared. Like Goofy in his early "Dippy Dawg" appearances, Horace's body seemed to be formed of rubber tubing. He and Clarabelle Cow had an uncanny ability to change from somewhat normal farmyard animals into anthropomorphized beings as necessary. After departing the Disney
Barnyard Dawg where it was shown that he sang the song the whole time. He later appeared in "Reunion's" Merrie Melodie's segment, "Cock of the Walk." In "Father Figures," Barnyard Dawg made a cameo as the umpire in the Father/Son Tennis Tournament final between Bugs and Walter Bunny against Daffy Duck and Foghorn Leghorn. All cartoons directed by Robert McKimson unless noted. MM = Merrie Melodies, LT = Looney Tunes Barnyard Dawg was originally voiced by Mel Blanc, from the character's debut, until 1963; however, Daws Butler recorded the character's voice in a 1957 cartoon. After Blanc's death in 1989, the character