Group BTOB's member Peniel revealed a self-teaser video of BTOB's fifth album title song "You're So Fly".

Peniel recently posted a short video on his SNS. The video is composed of drawings by Peniel himself. He made a flip book out of drawings he made that reads the title song "You're So Fly". His creativity and drawing skills were evident in the video.

BTOB's "You're So Fly" is a retro dance song. It was released on September 29 at midnight on various music websites.