Drinking water/cranberry juice days before the test will not lower your THC count and Niacin does nothing, notta, zip in the short term, but diluting in the hours just prior to your test will keep you out of jail. Read this dilution post, http://boards.cannabis.com/showthread.php?t=1147. Forget about the Creatine, as you don't have time before tomorrow, but take the aspirin and B2 (Riboflavin) to get a little color in your sample. N2