The 'Gers!! Only fan in the forum. Although much more reasonable than the average, um, Hun. Do you still call us that?
Abuse? Bottle? Rocks? That's nothing. Come to Argentina. You'll see that here hooligan firms are major players in the drug, gun and prostitution trades and also as hired muscle for politicians. I've been to matches ending in general field battles between supporters of one and another club, sometimes with a few deaths, arrests, etc.
Rugby's a hooligan's sport played by gentlemen whereas football is a gentleman's sport played by hooligans.