Anyone who watches the UFC knows Joe Rogan is one of the announcers.
He is also a standup comic. I saw him recently at the Improv and just bought his new CD. It's hilarious.
Jim Brown used to be an announcer for the UFC back in the day.
You have to check out this part that is on the CD
http://www.dailymotion.com/tag/UFC/vide ... -jim-brown