Happen to me back in 2010 and again in may both my 2 kids are born in feb and the due date for my 2nd is the same birthday for my first baby so i was really having fun every day in may toke cheap test didnt work it says on this app that my next peroid is due in 2 days im thinking of taking a good pregnancy test on friday wish me luck been trying since feb and not have had a drink since then