I am pregnant. The month of jan on the 1st i had unprotected sex with a guy i was messing with started my period the next morning. Stopped talking to him and dated my best friend wr had sex jan 20 and now im pregnant the only problem is i don't know who the father is and I'm nervous to tell my boyfriend i feel very bad he believes its truly his i can't keep lying to him please help how do I know? The other guy knows it might be his hes very understanding just don't know how my man will take it to know he may not be the father.......