The cast solve quizzes and play games. Initially the season was similar to season one and was known as Excessive Challenge (무리한 도전).
Episodes
1. Baseball Challenge
Oct 29, 2005 41m
2. Horse Racing
Nov 5, 2005 32m
3. Firefighting Challenge: Part 1
Nov 12, 2005 31m
4. Firefighting Challenge: Part 2
Nov 19, 2005 30m
5. Sweeper Challenge
Nov 26, 2005 45m
6. Mental Calculation Challenge
Dec 10, 2005 38m
7. Infinite Challenge - Master of Quiz Airs
Dec 17, 2005 50m
8. Christmas Special
Dec 24, 2005 48m
9. A Year-End Special
Dec 31, 2005 47m
10. New Year's Day Special
Jan 7, 2006 44m
11. Master of Quiz
Jan 14, 2006 45m
12. Grandmother's House Special
Jan 21, 2006 45m
13. Lunar New Year Special - Who Do You Want to Keep as a Pet?
Jan 28, 2006 50m
14. Spring Special
Feb 4, 2006 48m
15. St. Valentine's Day Special
Feb 11, 2006 48m
16. School Graduation Special
Feb 18, 2006 18m
17. Lee Hyori Special: Part 1
Feb 25, 2006 53m
18. Lee Hyori Special: Part 2
Mar 4, 2006 45m
19. Beginning School Special
Mar 11, 2006 55m
20. 20th Episode Special
Mar 18, 2006 46m
21. Camping Special
Mar 25, 2006 1h 3m
22. April Fools' Day Special
Apr 1, 2006 55m
23. Black Day Special
Apr 8, 2006 56m
24. New York Special
Apr 15, 2006 55m
25. China Special
Apr 22, 2006 52m
26. Yi Sun-sin Birthday Special / Lee Young-ae Special Event
Apr 29, 2006 1h 30m