According to Phantom Of The Opera people who enjoy tickling the keys of a piano, organ or keyboard are prone to possession by evil spirits and have a natural propensity for evil.
This theory doesn't include little old ladies who play the organ at church, or the piano gods Little Richard and Liberace, but it's safe to assume sinister forces are at work within this young lady.
Either that or she's really freaking out about finals.
-Via Dangerous Minds