There is no such thing as a band freak, you must have them confused with band geeks

Someone who is possessed by clout chasing. The original human is now gone and a demonic entity that feeds on clout is all that is left. An empty shell with no control of their actions, forced to blindly react to situations they think will bring them attention.

(1) A die hard fan of a high school,college or university marching band.

(2) Any marching band that has a very unorthodox style that causes controversy for the school,college or university.