Last week, JJ announced�that she'd be making her comeback with her second single, "Fly High". She's followed up by releasing the quirky music video for "Fly High", which sees her dancing around and singing in a low-key environment. As for her album, it was produced by hip hop composer Lee Hee Sung, who's known for discovering Big Bang's G-Dragon. "Fly High", which was composed by AT, is a song with a powerful synthesizer sound that gives it a true trendy feel. Check it out below! Tip: Jae