420 is the holiday on which people who already get high everyday, get high again.

To celebrate the esteemed holiday, Jimmy Kimmel sent a correspondent out on the street to play a new round of their popular pedestrian guessing game.

Here are the rules: they ask each contestant whether or not they’ve ever smoked pot and you have to guess what their answer will be. It’s more difficult than you think, though a couple of them are givens, ie the guy wearing the cannabis shirt who has a join behind his ear.

Watch it here: