The Ko duo go on a hike and cross a suspension bridge. Si-ha sees a real dinosaur in Hawaii. William keeps playing inside the toilet, so Sam has a plan to make him stop. Na-eun opens up a salon in her house, and her two clients get drastic makeovers. Plus, Joo-ho goes back to playing soccer. Guest star(s): Lee Yong, Kim Min-jae, Han Seung-gyu, Hwang Hee-chan, Lee Seung-woo, Hwang In-beom, Paulo Bento (Source: Wikipedia)