Here it is, embedded at NARU Messengers Blog and Forums

Newly discovered footage from a former ebay live event.

Griff and Donahoe serenade the ebay community.

Unable to embed the video here... It's 57 seconds long and well worth the click.

edit:
It would appear that this video content was deleted from the site mentioned above. It may be available by request from the Mighty Cappnonymous Archives