Yoo Jae Suk reveals that he's actually has a low alcohol tolerance and the reason why he doesn't drink on the recent episode of KBS's 'I'm A Man'.

On November 28th, KBS broadcasted 'I'm A Man' episode featured Lim Chang Jung, Choi Yeo Jin, Kim Je Dong as guests and they were talking about the drinking culture in Korea.

Lim Chang Jung asked Yoo Jae Suk whether he drank or not, to this he answered,"I have tried drinking before but my body couldn't take it at all. Even if I only drink a glass of soju, my face will immediately turns red and I will fall into a deep sleep".

Yoo Jae Suk then told a story behind his drinking,"Jung Jun Ha once forced me to drink on my birthday. I then drank two glasses of beer in a row and after that I couldn't even remember it was my birthday that day. Since then no one asks me to drink again".