Celebrate 4/20 with a costume that will trip everyone out! These hilarious costumes are sure to turn heads on any occasion. Whether you prefer joints or baked goods, you can find a Marijuana costume that's sure to make you smile. Bring the laughs at your next Halloween party, have some fun at a music festival, or share the laughs at a 4/20 event. These costumes will have everyone saying, 'Yes we Cannabis!'