Crappy-sounding movie boasts creepy poster

From moviesonline, A young boy gets possessed by an ominous presence and ends up killing his parents at his own birthday party. He's sent off to a mental institution where he will spend the rest of his days... or so they thought. As the presence grows stronger and stronger, the boy, who's now fully grown, is soon completely overtaken by the demonic presence and goes on a killing rampage. Now all you can do is pray.