E1 - Tug-of-War Challenge
!Apr 23, 2005 - 37m
Nothing is impossible! A super-special project to become a top-notch celebrity! "Infinite Challenge"!! The reckless class president, Yoo Jae-seok! The king of hair, Pyo Young-ho! Jeong Hyeong-don, a life lived with one strength! Only the mouth lived! Dr. Noh Hong-cheol! The special guest is Michael Jackson from Korea! Dancer Lee, Lee Jung!! Part 1 of the Super Member's Infinite Challenge! Engage in a tug-of-war with an 800kg bull, the emperor of bullfighting who conquered the whole country! Surprised by the bull's strength, the Infinite Challenge team... Group tire dragging, angry Jeong Hyeong-don struggles.. Severe training continues.. An unpredictable super-special challenge, bull vs human power confrontation!! This Saturday, the laughter bombing begins!!
E3 - Motorboat vs. Paddle Boat
!May 7, 2005 - 37m
No overview available.
E4 - Public Bath Challenge
!May 14, 2005 - 37m
No overview available.
E5 - Dog-Paddle Swimming Challenge
!May 21, 2005 - 44m
No overview available.
E6 - Clothes-Washing Challenge
!May 28, 2005 - 42m
No overview available.
E7 - Collecting Coin Challenge
!Jun 4, 2005 - 38m
No overview available.
E9 - Car-Washing Challenge
!Jun 18, 2005 - 37m
No overview available.
E12 - Special Coverage from Guam - Part 1
!Jul 9, 2005 - 58m
No overview available.
E13 - Special Coverage from Guam - Part 2
!Jul 16, 2005 - 42m
No overview available.
E14 - Make-a-Noise Challenge
!Jul 23, 2005 - 45m
No overview available.
E15 - Mosquito-Catching Challenge
!Jul 30, 2005 - 35m
No overview available.
E16 - Summer Special: The Ghost-house Challenge
!Aug 6, 2005 - 47m
No overview available.
E17 - Briquette Removal Challenge
!Aug 13, 2005 - 51m
No overview available.
E18 - Special Coverage: Top 5 Highlights of 'Reckless Challenge'
!Aug 20, 2005 - 29m
No overview available.
E19 - Car-Push Challenge
!Aug 27, 2005 - 38m
No overview available.
E20 - Drag the Sled Challenge
!Sep 3, 2005 - 37m
No overview available.
E21 - Count 60 Seconds at High Altitude
!Sep 10, 2005 - 38m
No overview available.
E22 - Esper Ito vs. Infinite Challenge Members
!Sep 17, 2005 - 48m
No overview available.
E23 - Maria Sharapova vs. Infinite Challenge Members, Part 1
!Sep 24, 2005 - 48m
No overview available.
E24 - Maria Sharapova vs. Infinite Challenge Members, Part 2
!Oct 1, 2005 - 38m
No overview available.
E25 - Arm Wrestling Challenge
!Oct 8, 2005 - 40m
No overview available.
E26 - Applying Lipstick on Carnival Rides
!Oct 15, 2005 - 38m
No overview available.
E27 - Reckless Challenge Best Moments + Unaired Race with Ostrich Challenge Scene
!Oct 22, 2005 - 39m
No overview available.
