Infinite Challenge
Reckless Challenge
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.
All Episodes
E1. Tug-of-War Challenge
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!!
E2. 100-Meter Sprint
E3. Motorboat vs. Paddle Boat
E4. Public Bath Challenge
E5. Dog-Paddle Swimming Challenge
E6. Clothes-Washing Challenge
E7. Collecting Coin Challenge
E8. Stand-Up Challenge
E9. Car-Washing Challenge
E10. Pump Challenge
E11. Digging Challenge
E12. Special Coverage from Guam - Part 1
E13. Special Coverage from Guam - Part 2
E14. Make-a-Noise Challenge
E15. Mosquito-Catching Challenge
E16. Summer Special: The Ghost-house Challenge
E17. Briquette Removal Challenge
E18. Special Coverage: Top 5 Highlights of 'Reckless Challenge'
E19. Car-Push Challenge
E20. Drag the Sled Challenge
E21. Count 60 Seconds at High Altitude
E22. Esper Ito vs. Infinite Challenge Members
E23. Maria Sharapova vs. Infinite Challenge Members, Part 1
E24. Maria Sharapova vs. Infinite Challenge Members, Part 2
E25. Arm Wrestling Challenge
E26. Applying Lipstick on Carnival Rides
