Backround 6' tall 205 pounds white and african american 1/2" dark hair Been fairly clean for 4 months. have smoked a total of 4 hits in the past two months of weak weed. get haircut 2 to 3 times a month and is only 1/2" now. big job oppurtunity has got me thinkin about it non stop. have hair test next tuesday need some advice. i will try to do some cleansing, need some reassurance. please help what do you think?