Ryu Seung-ryong, Oh Na-ra, Kim Hee-won, Sung Yoo-bin and Moo Jin-sung, who won with a competition rate of 200:1, finally joined the movie "Don't Mouth", which tells a comedy story about the appearance of the talented writer volunteer "Ryu Jin" in front of the best-selling writer "Hyun" who is in a slump for the seventh year.