1. New Mexico
Dan's grudge against the state of New Mexico leads to a road trip with his best friend Chris and Chris's wife, Elise.
Dan Vs. — Season 1
2. The Wolf-Man
When Dan discovers mysterious scratches on his car, he plots revenge against the only culprit he believes could be responsible... The Wolf-Man.
3. The Dentist
Dan is convinced his dentist is evil and enlists Chris to help him expose the fiend's secret agenda.
4. The Ninja
Dan discovers an unlikely ninja vendetta.
5. The Animal Shelter
Noise from the animal shelter keeps Dan awake, so he vows revenge.
6. Canada
Dan and Chris hit the road to get even with their friendly neighbor to the north, Canada.
7. Traffic
Gridlock motivates Dan to seek revenge against traffic in the city.
8. Ye Olde Shakespeare Dinner Theatre
Displeased by the quality of a Shakespeare performance at a local dinner theater, Dan decides the only solution is to shut the theater down for good.
9. Baseball
Dan seeks revenge on baseball when the World Series preempts his favorite TV program.
10. The Salvation Armed Forces
Dan goes to war after his car is accidentally donated to charity.
11. The Beach
Dan tries to destroy the beach after his car is smashed up by Beach traffic.
12. George Washington
After a tree falls on top of Dan's car, Dan blames George Washington.
13. Technology
14. The Barber
15. Art
16. Elise's Parents
Dan plots revenge on Elise's parents after they interfere with his social life.
17. The Fancy Restaurant
Dan's favorite sandwich shop gets closed down, so Dan goes after the new gourmet restaurant that replaced it.
18. Dan
Dan brings tyranny to a man who steals his identity.
19. The Family Camping Trip
When Chris decides to go on a camping trip with Elise and her family instead of hanging out with Dan, Dan vows to ruin the trip for everyone. Guest starring Meredith Baxter and Michael Gross as Elise's Parents and Daran Norris as Colby.
20. Burgerphile
When a fast food restaurant gets Dan's order wrong and the megalomaniac manager, Jeff, refuses to correct his mistake, Dan chains himself to the restaurant counter as a protest, inadvertedly attracting the attention of the cashier, Hortence, who is attracted to "determined men".
21. The Magician
When a street magician named Magnifico the Magnificent publicly reveals Dan's underwear and steals a necklace Chris was planning to give to Elise, Dan sets out to prove all magicians are frauds, with Chris in tow to try and get the necklace back.
22. The Lemonade Stand Gang
Dan starts a crusade against a gang of thuggish children who are aggressively selling lemonade outside his apartment building.