Singer who rose to stardom as a member of the Korean boy band H.O.T. Following the band's breakup, he released solo singles like "Wallet" and joined other former H.O.T. members in the dance music trio JTL.
He majored in stage performance at Dongguk University.
He has served as the CEO of the music production company TN Nation Entertainment.
His parents are Ahn Eui-jun and Lee Ok-jin.
He was bandmates with Moon Hee-joon in H.O.T.