Real Name: Cho Seong Jin (조성진)
Nicknames: 이유쟁이 (Cause dude), 멋쟁이 (Stylish dude), 게으름쟁이 (Lazy dude), 심술쟁이 (Grumpy dude)
Hobbies: Collecting LPs, swimming, music, pool, travel, sports, reading books
Skill: 물론 없음 (“None, of course.”)
Favorite foods: Shrimp pasta, tangsooyook (sweet and sour pork), fried chicken, meat
Education: Oochon Elementary School, Samseon Middle School, Hongik High School, Chong-ang University Advertising Studies (3-year undergraduate degree)
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