The night before: perform the appropriate sacrifices. According to the Golden Bough; chickens are good, but three day old tofu is better.
1 hour before: Run around the house screaming.
50 minutes before: Take a shower, you probably haven't showered in a couple of days. Brush your hair. Moisturize.
40 minutes before: Put on clothes. Not nice interview clothes, but clothes you would wear outside the house.
30 minutes before: Cry. Pace.
20 minutes before: Gather notebook, pen, glass of water
10 minutes before: Open corporate website, your resume, and other notes you may have on your computer. CLOSE THE GROUPTHINK WINDOW!
5 minutes before: Remember to charge your phone and turn on the ringer.
4 minutes before: Pray to whatever deity or empty void you believe in or not.
3 minutes before: Plead with dogs to stop barking.
2 minutes before: Panic, run around screaming
1 minute before: Take deep breaths and remember that you are still awesome even if you aren't employable.