A week ago, we revealed the short PV ("promotional video") for Gummy's debut Japanese song, "Sorry". The full music video has finally arrived, and fans will get to find out what happened with the storyline. Big Bang's T.O.P. not only featured in Gummy's song as the guest rapper, but acted in the PV as well. Fans got a refreshing look into his gentle side, as he played an eccentric man who can only seem to communicate with birds. Check out the full PV below: Tip: Kodra7