| Name | First Aired | Runtime | Image | |
|---|---|---|---|---|
| S12E01 | World's Dumbest Outlaws 3 |
October 27, 2011
truTV
|
60 | |
| S12E02 | World's Dumbest Performers 10 |
November 3, 2011
truTV
|
60 | |
| S12E03 | World's Dumbest Motorheads 4 |
November 10, 2011
truTV
|
60 | |
| S12E04 | World's Dumbest Outlaws 4 |
November 17, 2012
truTV
|
60 | |
| S12E05 | World's Dumbest Brawlers 9 |
December 1, 2011
truTV
|
60 | |
| S12E06 | World's Dumbest Partiers 17 |
December 15, 2011
truTV
|
60 | |
| S12E07 | World's Dumbest Thrillseekers 4 |
December 22, 2011
truTV
|
60 | |
| S12E08 | World's Dumbest Outlaws 5 |
January 5, 2012
truTV
|
60 | |
| S12E09 | World's Dumbest Hillbillies 3 |
January 12, 2012
truTV
|
60 | |
| S12E10 | World's Dumbest Partiers 18 |
January 19, 2012
truTV
|
60 | |
| S12E11 | World's Dumbest Brawlers 10 |
January 26, 2012
truTV
|
60 | |
| S12E12 | World's Dumbest Motorheads 5 |
February 2, 2012
truTV
|
60 | |
| S12E13 |
World's Dumbest Pranksters 2
season finale
|
February 9, 2012
truTV
|
60 |
No artwork of this type.
No artwork of this type.