Learn From AaaaaghItItchesAndBurns!'s Fail

If your friend says, "Don't touch that -- it's poison sumac" while on a walk in a park, the proper response is NOT to go "Oh, no it isn't. Poison sumac doesn't look like this!", take a frond, and shove it down your pants to prove your point. You'll be horribly, horribly wrong. #LFMF