Infinite Challenge — Reckless Challenge
27 episodesFirst aired 23 April 2005
The three regular cast members, joined by three guests, attempt to complete sports-related missions in an outdoor studio. The challenges were based on viewers' suggestions.
E1Tug-of-War Challenge
Apr 200537m
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!!
E2100-Meter Sprint
Apr 200539m
E3Motorboat vs. Paddle Boat
May 200537m
E4Public Bath Challenge
May 200537m
E5Dog-Paddle Swimming Challenge
May 200544m
E6Clothes-Washing Challenge
May 200542m
E7Collecting Coin Challenge
Jun 200538m
E8Stand-Up Challenge
Jun 200541m
E9Car-Washing Challenge
Jun 200537m
E10Pump Challenge
Jun 200535m
E11Digging Challenge
Jul 200537m
E12Special Coverage from Guam - Part 1
Jul 200558m
E13Special Coverage from Guam - Part 2
Jul 200542m
E14Make-a-Noise Challenge
Jul 200545m
E15Mosquito-Catching Challenge
Jul 200535m
E16Summer Special: The Ghost-house Challenge
Aug 200547m
E17Briquette Removal Challenge
Aug 200551m
E18Special Coverage: Top 5 Highlights of 'Reckless Challenge'
Aug 200529m
E19Car-Push Challenge
Aug 200538m
E20Drag the Sled Challenge
Sept 200537m
E21Count 60 Seconds at High Altitude
Sept 200538m
E22Esper Ito vs. Infinite Challenge Members
Sept 200548m
E23Maria Sharapova vs. Infinite Challenge Members, Part 1
Sept 200548m
E24Maria Sharapova vs. Infinite Challenge Members, Part 2
Oct 200538m
E25Arm Wrestling Challenge
Oct 200540m
E26Applying Lipstick on Carnival Rides
Oct 200538m
E27Reckless Challenge Best Moments + Unaired Race with Ostrich Challenge Scene
Oct 200539m