James Corden shocked as contestant is seriously injured on The Late Late Show

James Corden has learnt the hardway that you can't always be the funny man and that sometimes it comes back to nip you in the butt.
James was recently the victim of British comedians Ant & Dec's latest prank.
Watch above for one of the funniest pranks we've ever seen!
Poor James - we wonder if this is going to turn into a major prank war!