sorry for my poor english....last night i went to a nightclub with friend when dancing,a man beside me an indian,somthing on his hand hitted my hand 2 times it is like scratches feeling because the stage is big enough and i don't know why his hand can hitted my hand.Today when i woke up,in my mind i just thinking he inject his blood to me,its drive me crazy......and i wan to ask if someone stab a needle to me with a little drunked i can feel it?