It seems you're referring to Episode 58 of the classic Korean variety show Family Outing ( aired in 2009 as part of Season 1).
(Cut to: The Sauna Room. It is dimly lit and incredibly humid. Jae-suk, Jong-kook, Jun-ha, Daesung, and Hae-jin are sprawled out on the floor, sweating.) Family Outing Ep 58
Yoo Jae-suk: Scissors! Lee Hyori: Rock!
Park Shi-yeon: How are we supposed to eat this? It seems you're referring to Episode 58 of