S4.E20 ∙ Please, Be Friendly - Haha & Jeong Hyeong-don Break the Ice: Part 1Fri, Sep 22, 2006Add a plotRate
S4.E21 ∙ Please, Be Friendly - Haha & Jeong Hyeong-don Break the Ice: Part 2Fri, Sep 29, 2006Add a plotRate
S4.E42 ∙ MBC Infinite Challenge's 100 Minute Debate/Hanamana Song Music video/Spicy Chocolate (Hidden Camera)/Golden Pig Year Special ChallengesFri, Feb 23, 2007Add a plotRate
S4.E43 ∙ Beginning School Special - Infinite Challenge Members Become TeachersFri, Mar 2, 2007Add a plotRate
S4.E47 ∙ Making a Drama Challenge - Romance: Part 4/Park Myeong-su's Big Star Show! #1Fri, Mar 30, 2007Add a plotRate
S4.E48 ∙ Jeong Jun-ha's Birthday Hidden Camera/Park Myeong-su's Big Star Show! #2/Hyeong-don, Let's Move!: Part 1Fri, Apr 6, 2007Add a plotRate
S4.E49 ∙ Hyeong-don, Let's Move!: Part 2/Hanamana Song Festival: Part 1Fri, Apr 13, 2007Add a plotRate