Christopher E. Oroc, stage name Melvin Babu, better known as DJ Babu or DJ Babu the Dilated Junkie, is a Filipino-American DJ and record producer. He is a member of DJ crew the Beat Junkies, Los Angeles-based hip hop trio Dilated Peoples together with Evidence and Rakaa Iriscience, and a member of the Likwit Junkies along with rapper Defari. He served as the curator and host of Soundcheck for Beat Junkie Radio on Dash Radio. As of 2017, DJ Babu is the Program Director and a lead instructor alongside fellow crew members Mr. Choc, Melo-D, DJ Rhettmatic, D-Styles and J.Rocc at the Beat Junkie Institute of Sound.

Dilated Peoples is an American Los Angeles-based hip hop trio, composed of rapper and record producer Evidence, rapper Rakaa, and Beat Junkies deejay and record producer DJ Babu. The group better known in the UK, they reached the Top 40 of the UK Singles Chart with two tracks, "This Way" and "Worst Comes to Worst." Their songs were featured in the 2003 video games Need for Speed: Underground and NBA Street Vol. 2.