In the videos you don't quite get the true sense of how loud it is in the arena, but you will witness the nosebleed-ness of our seats.
Pre-game warmups - these are really just the show off warmups. They come out and do all their stretching and real warmups and then go back in the locker room for a while. This is their "official" entrance.
Even the littlest Tarheels get in on the action. We like to train them up right from an early age around here.