Watching A Very Potter Musical

I know it has been done before but it's being done again. Harry Potter, Ron Weasley, Hermione Granger, Ginny Weasley, Draco Malfoy, Albus Dumbledore and Severus Snape are told to go to the room of requirement to watch A Very Potter Musical. Set in Harry's 5th year. Canon pairings only. I promise it is better than it sounds. rated T for swearing.