After viewing this a few times, it seems that he also hit his little boy sack on the bars. ToxicCreeper was right. He did make a sound before hitting the ground.
Brainless in the background laughing. Someone should take a bat to him and give us all a good laugh.
Young fella, they make head gear for the kind of stuff you want to do. I'll give you a hint, it starts with H AND ENDS WITH T.