□p>□□rn in Detroit,□M□chigan, □eon□ □rew up in a□household with □are□ts w□o were□both e□□ca□e□ in South Korea □ith dreams of academi□ suc□ess for their □hildren.□Pu□□u□n□ a ca□eer□in□□edicine se□me□ like □he □a□ural pat□ for Je□ng, and he dutifully pursued it□ earnin□ □is □.□. at t□e Univer□it□ of No□□h Carolina at Chapel□H□ll. Howeve□, h□s p□ss□on□for com□dy had alwa□s□□urned withi□□hi□, and□he □□gan□perform□ng stan□-up□comedy□□hile□□till pra□ticing medicine.