1) T-shirt and jeans, or t-shirt and shorts, what I would think any 36-year-old male would wear when dressing casually. It's a rock concert, not church.

2) I don't know, apparently people who like them say they're good live.

3) Do not tell people to sit down. It's a rock concert, not church.

4. If you have standing tickets, stand somewhere where you don't have to be crammed into a crowd, toward the side or back. On the side, you may be able to lean or sit against a wall if you get tired, especially between bands. Do whatever you want. I recommend making a fool of yourself with wildly gesticulating dance moves, filming it, then posting on CB.