Refs, umpires and linesmen feeling the full force of contact sport! Comment!<br />Watch the full videos:<br />Ref gets runs over: http://youtu.be/uFQyoWSOstA<br />Football player hits referee (knocks him out!): http://youtu.be/qLp6qH1Izxw<br /><br />Check out http://talksport.com for more sport entertainment<br /><br />SUBSCRIBE to get more funny videos delivered right to your news feed: http://bit.ly/Hu3sIN<br /><br />FOLLOW us on Twitter and tell us what else you want to watch on talkSPORT's YouTube channel: http://bit.ly/IiA1t2<br /><br />LIKE us on Facebook to join the world's most intriguing sporting debates: http://on.fb.me/HAm7Gn
