Don't think that they're going to take hair from your head. You have hair all over your body.
Nope, you need a flushout drink. MIne cost 85$ and worked after I smoked 6 days earlier. You chug the thing down (don't sip it). Get 2 or three nice pisses out then any piss after that will be clean for the next 8 hours.
Once you hit your twenties men want it about the same they always have, and women come out of left field. Their sex drive goes off the charts.