Introducing Kim Gu Ra's teenage son, MC GREE!  You can now see him rapping and featuring in the short version MV for San E's prerelease track, "On Top of Your Head," which has now been released.

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The two rap with immense skill and unique voices that stand out from the crowd.  It looks like a good start for MC GREE's career as a rookie rapper, especially if he's under the wing of the talented San E. The track was produced by the talented Korean American producer in Atlanta, KATO.

Check out their awesome track above!