Backflip Knockout xckxgoaleprcaun Published 08/22/2010 That's funny, sounded like he might have a brain when his head hit the ground Autoplay On Next Video Share Tweet Flip Email Pin It Embed: Tags: backflip back flip fail knockout neck injury hilarious blooper ouch parody NEXT VIDEO Worlds Hardest Skateboard Trick 2 Comments Log in for Comments
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