the voice is like a girl but it is a man or guy wen i pick the call says hello wen i ask who's it he says ur friend wen i say i wil do police complaint he says do but i wana be ur friend and it is no one frm  my friends plzzzzzzzzzzzzzzzz tell me how to screen a number so i can get rid of this prob or find out plzzzzzzzzzzz....................................