Question: What book illustrated by an illustrator and author who has written and illustrated a children's book about marijuana: "It's Just a Plant", reached No. 1 on Amazon.com's bestseller list a month before its release?
Sentence (from "Go the Fuck to Sleep"): Described as a "children's book for adults", it reached No. 1 on Amazon.com's bestseller list a month before its release, thanks to an unintended viral marketing campaign during which booksellers forwarded PDF copies of the book by e-mail.
Relevant evidence: No