Pearls Before Swine by Stephan Pastis for May 05, 2010
Goat says, "What are you reading, Pig?" Pig says, "A magazine on model trains. I think I'm gonna build my own train layout." Goat says, "Oh, yeah? I used to do that. Standard gauge or narrow? 'O' scale? 'G' scale? 'S' scale?" Pig says, "One that goes 'choo choo.'"