kimwoodbin2 Kim Woo Bin gained about 20 lbs for his upcoming role as Sung Hoon in the movie Friends 2. He said during press conference on July 11th, "For the movie, I had to gain about 20 lbs. When I was preparing for the movie, I tried to be like Sung Hoon. I thought a lot about the situations that were surrounding him. The director gave me advice as well." The actor continued, "As for appearance, I had to gain some weight for the character." The movie is the sequel to the hit movie, Friends (2001) starring Jang Dong Gun and Yoo Oh Sung. Kim Woo Bin takes on the role of Sung Hoon, the son of Han Dong Soo who died in the first movie. friends2 (Source: Nate)