Question: Why did the actor who played Leo on "That 70's Show" stop touring with "The Marijuana-logues?"
Sentence (from "Tommy Chong"): Thomas B. Kin Chong (born May 24, 1938) is a Canadian-American comedian, actor, writer, and cannabis rights activist who is known for his marijuana-themed Cheech & Chong comedy albums and movies with Cheech Marin, as well as playing the character Leo on Fox's "That '70s Show".
Relevant evidence: Yes