On November 20th, 'Good Sunday-Victory' aired and featured a special talk and demonstration of maintaining a fabulous body line.  On this day, SNSD's Sooyoung, Yuri, and Seohyun attended the show as guests where they shared some of their diet secrets. During the show, gag woman, Kim Ji Sun cracked up the audience when she shared, "Moments ago, Sooyoung asked Sean Lee [diet coach], 'What does one need to do if they want to gain weight?'.  I really want to hit her right now." Sooyoung then responded back with, "It's really concerning.  I really want to have a healthy body like Yuri."  Yuri who was sitting next to the idol shared, "Sooyoung has a giant appetite to the point where she needs to stop eating.  She has a gifted body". In related news, Sooyoung was chosen as the SNSD member with the most beautiful legs. Source + Photos: Osen