You gotta have spleef:

Recreational drug use? Is there such a thing as professional drug use?

Will he go to jail? No, this is England. He might be hit with an ASBO, or Anti-social behaviour order, restricting his ability to engage in certain types of activity. But there will be a few more of these incidents until he kills someone, and then he'll do a charity video about drunk driving with Lindsey Lohan, and everything will be forgiven.