There's a webcomic wherein people upset the GM so much that the GM, out of frustration, simply states that rocks fall and everyone dies.<br/><br/>http://tvtropes.org/pmwiki/pmwiki.php/Main/RocksFallEveryoneDies<br/><br/>http://www.somethingpositive.net/sp05032002.shtml<br/><br/>It's a way of saying that you're tempting the GM to go out of their way to destroy you.