Bang Yong-guk (방용국; born March 31, 1990 in Seoul, South Korea) is a South Korean rapper who made his first major label debut in 2011 with the single "I Remember." Yong-guk was first featured in Song Ji-eun of Secret’s music video for the single “Going Crazy.” He released his first major single, “I Remember” with Yoseob of B2ST on August 11, 2011, and has since formed the sub-unit BANG & ZELO who released their debut single on December 2, 2011. He is currently the leader of B.A.P.

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