Dear Scotty, My pre-adolescent child doesn't seem to share my appreciation for the hereditary family overbite and says he wants a “mad new grill.” I'm not sure if this means gold teeth or braces, but when I told my son how much braces cost he said “don't be tight with the lettuce” and “YOLO bro.” Not sure what that means, but I think we need an orthodontist. I'm on the Delta PPO plan now, but they don't have orthodontic coverage. A colleague said that I need to switch to Delt