They were awesome and belonged up on The Beacon stage. The only problem was almost no one was standing. I was disappointed in that. It was awesome and completely danceable. I resigned myself to chair dancing. I didn't feel like being the only one for miles standing and dancing.
Warren sat in with them for one. Later, the guitarist did a great solo, but it was hard for me to appreciate it after Warren. Warren's just got something extra special.
There's a video of the Warren sit in on their site: