Nitty Gritty

1. Dirtiest Animals2005-12-13 2. Dirtiest Water Jobs2005-12-20 3. Creepy Critters2005-12-27 4. Dirtiest Tools & Machines2006-01-03 5. Super Dirty2006-01-03 6. Viewer's Choice2006-01-31 7. Jobs That Bite2006-07-30 8. Jobs That Bite Harder2006-08-04 9. 100th Dirty Job Special2006-09-05 10. Really Dirty Animals2007-03-20 11. Dirtiest Machines on the Planet2007-07-24 12. Crew's Cruise2007-09-25 13. 150th Dirty Job Extravaganza2007-10-23 14. Creepy Slimy And Just Plain Weird2007-11-20 15. Dirty Innovators2007-12-04 16. Tight Spaces2008-02-19 17. Brown Plate Special2008-02-26 18. Greenland Shark Quest2008-07-29 19. Bat Cave Scavenger2008-11-07 20. Worm Dung Farmer2008-11-14 21. Roadkill Cleaner2008-11-21 22. Wild Goose Chase2007-08-27 24. Nitty Gritty 25. Mike's Day Off Special2009-03-03