What parts do both Dave Matthews and Seo Eunkwang play in their bands?
Dave Matthews: David John Matthews (born January 9, 1967) is a South African-born American singer-songwriter, musician and actor, best known as the lead vocalist, songwriter, and guitarist for the Dave Matthews Band. Seo Eunkwang: Seo Eun-kwang (; born November 22, 1990), also simply known as Eunkwang, is a South Korean singer, entertainer, and the leader and main vocalist of the South Korean boy group BtoB.
vocalist