Jerry Lee, like a game master in Running Man, showed the audience the "technology control" side of his life. And in his confrontation with Kim Jong Kook, his strength and muscles are amazing.

Jerry Lee's fitness experience: In the initial stage of fitness, you need to gain weight and increase body fat. Therefore, Jerry Lee ate 4-5 meals and more than 20 eggs every day at the beginning of fitness. Jerry Lee gained 10 kg in two months, from the thin and fresh in "Don't cry at seventeen" to a muscular man like a big black cow. Jerry Lee admitted that if he didn't have time to go to the gym, he would have to complete almost 300 push-ups and 200 squats. As long as Jerry Lee has time, he will definitely take time to go to the gym to practice for a while. Being in good shape is absolutely necessary, so this will teach you how to practice!