People for the Ethical Treatment of Animals (PETA) are distributing a number of U.S. postage stamps that honor twenty of the most famous current and past vegetarians and Natalie Portman is one of the featured celebs. The holiday promotion is geared towards celebrating those who are widely known to be vegetarians and against animal abuse. Other honorees include Leonardo da Vinci, Chrissie Hynde, Joan Jett, Albert Schweitzer, Russell Simmons, Pamela Anderson and Bob Barker. You can get more details and order the stamps at PETA.org.