World Vegetarian Day is observed on October 1 every year and was started by the North American Vegetarian Society in 1977. The goal of this day is to promote the joy, compassion and life-enhancing possibilities of vegetarianism. The days aims to create awareness about the health and environmental benefits of meatless life. The day marks the beginning of Vegetarian Awareness Month. The month ends with World Vegan Day on November 1. Watch the video to find out which celebrities who follow veganism.