I Think My House Is Haunted?

Some of those things are common in Any house the fire alarm goes off every once in awhile why dont you change the Batteries in the fire alarm. And the Blanket moving while your sleeping is Proberly a Fan or the wind Blowing your blanket. The headboard might be your imagination Dreaming or a Ghost. But If it is a Ghost it wont harm u in ANY way and if your Paranoid about it then talk to your mom. Its proberly Just your Imagination Its Very powerful. Dont worry your safe!!!Good luck!!!:)