Heh. Heh. That sign says "pubic." Misspelling "public" as "pubic" is not an uncommon typo, but something about it bring outs the snickering Beavis and Butt-Head in people. But not everyone in South Bend, Ind., is finding the humor in an...Not everyone in South Bend, Ind., is finding the humor in an electronic billboard that advertised the "15 Best Things About Our Pubic Schools."