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Rookie group AFOS may be making their official debut now, but they've been promoting with over 300 performances through guerrilla shows, clubs, and hip-hop festivals for the past 3 years. 

The boys, consisting of members Zett, Hu, Aknow, and Jooen, will be letting their name known through debut album 'Young Boyz', including title track "How're You Doing" as well as other tracks like "Turn It Up" and more.

Stay tuned for more of AFOS, and make sure to catch their debut stage on 'Show! Music Core' this May 21!