Professor Calculus invents the portable hole, and it's not long for it to be used for nefarious purposes. McKimson manages to animate this short all by himself after losing his original crew.
- Series:
Looney Tunes - Director: Robert McKimson
- Release Date: April 16, 1955
- Release Season: 1954-55
Reissue Date: April 1, 1965- Reissue Season: 1964-65
- Restored?: Yes
Included On
| Home Media Release | Year | Format | Status | Notes |
| Looney Tunes Golden Collection: Volume 6 | 2008 | DVD | Restored SD | Includes commentary by Mark Kausler; includes music only track |
| Looney Tunes Spotlight Collection: Volume 6 | 2008 | DVD | Restored SD | |
| The Looney Tunes Video Show: Volume 2 | 1982 | VHS | Unrestored |
