Zion.T and Haha parodied tvN's 'Taxi' where Haha was seen driving a faux taxi, seating Zion.T in the passenger seat, asking questions about his music and life. The two also invited Zion.T's father to the show and asked, "What was Zion.T like as a child?" The singer's father replied jokingly, "He was very quiet and kind. But, when he was really young, he started walking later than he should have. So I thought he wouldn't be able to walk." 

MC Yoo Jae Suk visited J.Y. Park at JYP Entertainment's dance studio where they were seen delving into various old school dance moves to see just how good of a dancer Yoo Jae Suk is. Throughout the session, J.Y. Park complimented Yoo Jae Suk and said, "When you were just freestyling before, I realized once again that I chose my partner well. You definitely have talent in dancing. You have your own groove. I will help you bring that out."

Yoo Jae Suk reciprocated the love during his interview with the producers and said, "This is the guy. I have to learn dance from his guy," referring to J.Y. Park.

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Meanwhile, Jung Joon Ha reached out to the top dogs of hip hop, Dok2, The Quiett, and Beenzino where he was judged on his rapping skills as well as his potential to get better. As for Jung Hyung Don, he continuously struggled to get members of HyukOh to talk in front of the camera. 

Check out this week's airing of 'Infinity Challenge' below!