premise: Jeong Hyeong-don has worked under FNC Entertainment.
hypothesis: FNC Entertainment . It also manages a number of entertainers , including Yoo Jae-suk , Jeong Hyeong-don , Lee Guk-joo , Lee Se-young , Moon Se-yoon , Noh Hong-chul , Song Eun-yi , Kim Yong-man , Moon Ji-ae , Jo Woo-jong and a number of actors , including Jung Hae-in , Jung Hye-sung , Jung Jin-young , Jo Jae-yoon , Jung Woo , Lee Dong-geun , Park Gwang-hyun , Kim Min-seo , Sung Hyuk , Yoon Jin-seo , Kim Won-hee , Kim Yeon-seo . Jeong Hyeong-don ( born February 7 , 1978 ) is a South Korean comedian and entertainer under FNC Entertainment .