Sometimes birth control fails! Like it did with me and my girlfriend a few months ago. My poor ass is now job hunting!
Anyway, everyone's life is half chance. Make the best of it and enjoy the ride.
Congratulations are in order anyway, so here are mine, and I really hope that you get that job. My children were all planned and even if I did fall on hard times (twice) in the intermediate the fact that we cut down to the bone as soon as trouble hit helped us survive. Things that don't kill you will make you stronger.
Of course, someone who really believes in the market would harvest the child for organs. (Sarcasm implied.)
Good luck, boss!
Make a solid investment in her, and she'll pay you back with interest.