Extreme Jukebox (2013)

I'm still looking for more information on this film. The trailer's a little NSFW but lots of musical, and visual, candy going on in it!

A little town is in shock after a series of murders, maybe related to the finding of an LP presumed to be cursed. Jessie Cake, an increasingly popular heavy metal singer, and his girlfriend Chloe will have to face trouble bigger than what they thought…