This is from Facebook. At the time of writing this blog post (May 5th), it has 33,275 likes and 953,307 shares. It originally was posted on January 8th, so it’s 117 days old.
What a great meme! Awesome memetic strategy, using contrasting pictures and sharing suggestions, and HILARIOUS concept!
Interesting that “Pothead” is capitalized, too, perhaps to make it pop more, where the words “Which Pothead greater” are clustered, providing extremely fast emotional response, especially since Bob Marley is directly under that phrase.