Infinite Challenge - Excessive Challenge and Master of Quiz
1 - Baseball Challenge
Air Date: October 29, 2005
2 - Horse Racing
Air Date: November 5, 2005
3 - Firefighting Challenge: Part 1
Air Date: November 12, 2005
4 - Firefighting Challenge: Part 2
Air Date: November 19, 2005
5 - Sweeper Challenge
Air Date: November 26, 2005
6 - Mental Calculation Challenge
Air Date: December 10, 2005
7 - Infinite Challenge - Master of Quiz Airs
Air Date: December 17, 2005
8 - Christmas Special
Air Date: December 24, 2005
9 - A Year-End Special
Air Date: December 31, 2005
10 - New Year's Day Special
Air Date: January 7, 2006
11 - Master of Quiz
Air Date: January 14, 2006
12 - Grandmother's House Special
Air Date: January 21, 2006
13 - Lunar New Year Special - Who Do You Want to Keep as a Pet?
Air Date: January 28, 2006
14 - Spring Special
Air Date: February 4, 2006
15 - St. Valentine's Day Special
Air Date: February 11, 2006
16 - School Graduation Special
Air Date: February 18, 2006
17 - Lee Hyori Special: Part 1
Air Date: February 25, 2006
18 - Lee Hyori Special: Part 2
Air Date: March 4, 2006
19 - Beginning School Special
Air Date: March 11, 2006
20 - 20th Episode Special
Air Date: March 18, 2006
21 - Camping Special
Air Date: March 25, 2006
22 - April Fools' Day Special
Air Date: April 1, 2006
23 - Black Day Special
Air Date: April 8, 2006
24 - New York Special
Air Date: April 15, 2006
25 - China Special
Air Date: April 22, 2006
26 - Yi Sun-sin Birthday Special / Lee Young-ae Special Event
Air Date: April 29, 2006