Claim: Jeong Hyeong-don has worked under an entertainment company.
Evidence: Jeong Hyeong-don -LRB- born February 7 , 1978 -RRB- is a South Korean comedian and entertainer under FNC Entertainment.
FNC Entertainment -LRB- ; stands for `` fish and cake '' -RRB- is a South Korean entertainment company established in 2006 by singer-turned-producer Han Seong-ho.