Complex sentence: The band plays in a small room with a low ceiling (Adam Gontier has to hunch over in order to stand) next the video shows members from the band and other women entering in and out of little doors.
Split into simpler sentences: The band plays in a small room with a low ceiling (Adam Gontier has to hunch over in order to stand). Next, the video shows members from the band and other women entering in and out of little doors.