Hyungdon and Daejun (Korean: 형돈이와 대준이) is a South Korean duo under D.I.

Music consisting of comedic television personalities Jung Hyung-don and Yoo Dae-jun.

[1] They debuted on May 29, 2012, with "Olympic Expressway".

[2] They released their first EP, Gangstar Rap Bloom 1, on June 5, 2012.

[3]