A woman on a bus is suddenly overcome with the urge to break wind. She tries to let go a squeaker but instead lets loose a loud, disgusting blast. The entire bus goes silent, and the embarrassed woman desperately tries to think of something to say to the man sitting next to her. “Um…do you have a transfer ticket?” she finally asks. “No, I don’t, ” he replies. “But when we pass the next tree, I’ll try to grab you a handful of leaves.”