I don’t know what’s wrong with [MENTION=107711]datlas[/MENTION], but it appears it has fallen to me to set you straight. You aren’t jealous, you are envious. Jealousy involves anxiety over losing something/someone you value to a third party. Envy is about wanting what someone else has. No charge. I’m just paying it forward.

All kidding aside I think this is as good an example of the evolution of language as you will find. Clearly the definition has changed already. The fact that there is widespread slang, “jelly”, for the new definition is pretty conclusive.