Today's 누구 title song goes to:

 A-JAX(에이젝스) - 미쳐가(INSANE)

A-JAX is a cute boyband, they and this song has a very K-pop feeling to it. The song is really catchy and the M/V felt like a SHINee, Infinite, and Nu'est mashup, but still in a pretty unique way.

And boy do the know how to drop da beat