Tipping the person who cuts my hair wigs me out. (pun intended.) I always wonder: Should I tip? If so, how much should I tip? And What constitutes a tip-able haircut? Conversation? Craftsmanship? No blood? It's really a puzzling event. I mean, going out to eat we have rules: 10-20% of your bill based on your dining experience and service. But haircuts? hmm...