The creepiest stuff just happen its 4am in the morning..?

ok so im on the computer i hear a car alarm just beeping continuously i thought sum one was doing it so i went to bathroom and it got louder it sounded like one of the two cars in the drive way but than it got louder and it was my car in the back yard than the people up stairs calls and i had to go shut it off but thew funny thing is my car don't have an alarm.... what might that be that is so spooky.