Nothing earth shattering, but interesting to see the man himself demonstrating techniques. Makes you want to never complain about being too old to do stuff, right?

http://www.dailymotion.com/video/xkv4d_key-ta-gracie-system
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"In case you ever wondered what it's like to be knocked out, it's like waking up from a nightmare only to discover it wasn't a dream." -Forrest Griffin