Approaching Cheech & Chong’s Last Movie as a newbie is an odd choice by me. However, the comedy duo have been in the pop culture limelight for decades, and have become synonymous with stoner comedies. Hell, they practically invented the sub-genre. I figured I’d knew enough to hang with these pals for their last outing. Except, Cheech & Chong’s Last Movie isn’t necessarily a “Cheech and Chong comedy”. Instead, it’s a documentary about the duo disguised as…