“Possibly possessed” keyboard player steals the show (She’s not really. I think.)

“Possibly possessed” keyboard player steals the show (She’s not really. I think.):

An 

enthusiastic keyboard player from the Boston Crusaders Drum and Bugle Corps became the star of the show .. the performance was intense.. her face portrayed a musician completely into the show .. 

Some 

pointed out her uncanny resemblance to Joffrey from Game of Thrones in the Reddit thread where a GIF of the video was originally posted..