Prest-O Change-O
| Category | Short Film |
| Genre | Animation, Comedy |
| Country | United States |
| Premiere | 1939-03-25 |
| Animator | Ken Harris |
| Director | Charles M. Jones |
| Distributor | Warner Bros. |
| Producer | Leon Schlesinger |
| Production Company | Leon Schlesinger Productions |
| Story | Rich Hogan |
| Voice Actor | Mel Blanc (as Cuckoo Clock / Dog Laughing / Dog Hiccup / Rabbit Laugh) |
| Links | https://www.imdb.com/title/tt0031822/ · https://en.wikipedia.org/wiki/Prest-O_Change-O · https://looneytunes.fandom.com/wiki/Prest-O_Change-O · https://www.youtube.com/watch?v=FowYLsPg4_w |