HIGH4�have digitally released their 1st mini album 'Hi High' along with the MV for title track "Headache" (Korean title "Bang Bang Bang") featuring a cameo by BESTie's Haeryung!

SEE ALSO: HIGH4 releases teaser for newest mini album 'HI HIGH' featuring BESTie's Haeryung

"Headache" is an urban retro funky song composed by�PJ�and�Lee Jong Hoon, and written by�Choi Kab Won�and HIGH4's�Alex�and�Youngjun. The song expresses a guy's frustration towards a girl who plays hot and cool with him. All four members also took part in composing and writing songs for the album, going above and beyond as rookies.

'HI HIGH' includes the title track "Headache" as well as "Say Yes", "Time Out", "True Love", "A Little Close", and "Not Spring, Love, or Cherry Blossoms". The album will be available offline in stores on September 2!