CotD: Droopy first appeared in “Dumb-Hounded” from 1943, when he was named Happy Hound.
Dumb-Hounded (1943) — Droopy Theatrical Cartoon Series
Droopy tracks down escaped convict Wolf, and the chase leads all over the world. No matter where the Wolf tries to hide, Droopy is there to take him in. Of course, Droopy has a secret…
Come see “Dumb-Hounded” on video at Big Cartoon DataBase