seiberwing: Jafar's fairly skinny compared to the others, but I think that's just a natural side effect of being Evil.
wazira_sharira:"Black robes not fitting properly? Just try being a little more evil! Kicking puppies is good exercise after all! And don't worry about those meals you skip while you're scheming to take over the kingdom. Yes, the combination of your new villainous lifestyle and the laws of narrative causality will make those annoying extra pounds vanish before you can say 'Are they feeding Yzma?'"*
*Disclaimer: may not work if you are half octopus and live under the sea.
Context doesn't think half octopus need to lose weight anyway.