Links ending with ) break
http://en.wikipedia.org/wiki/0_(number) <-- the ) is not considered part of the link. 
http://en.wikipedia.org/wiki/0_(number) <-- the ) is not considered part of the link. 
Hey thanks for this report guys. We've stacked this on our list, and a fix is in process :)
Interesting.
When I copy-paste it from wikipedia, I get this, though:
This happens on like, all forums. Not just league.