Rock Am Ring are broadcasting a live feed of some of their performances and have added Avenged Sevenfold to the list. The stream of their set is supposedly happening at 5:30 CEST which is very soon. You can watch it go down here or here.
Thanks Uta and Lonnie for sending this in.
UPDATED: Watch this awesome performance of “Unholy Confessions” complete with quite a few massive circle pits below. Thanks Tom for posting this in the comments. You can find their entire set at the Youtube video source.