After serving 9 months in prison at Taft Correctional Facility in Bakersfield, Tommy Chong of the Cheech & Chong duo was finally released [
link] on July 9 (I know, a little late with this one.) He was originally imprisoned for selling bongs, pipes and other "paraphernalia."
But it's incredibly stupid that you can get arrested for having the stuff that you use to do what you want in your own home.