I doubt the rehab will kick you out...depending on yr situation tho. What kind of rehab are you going to be in Outpatient, inpatient. Rehab is what it is rehab to help you get past your problem some actually expect for you to some actually expect you to have had you last or hopefully last smoke the day before you start. Also if you honest to a certain extent this will also help..also dont go into it talking that Weed is not a drug I dont have a problem shit that we speak they dont dig iit N2 Diluteostreadfaq: