The first World Laughter Day gathering took place in _______.

World Laughter Day is celebrated on the first Sunday of May of every year. The first celebration was on May 10, 1998, in Mumbai, India. The celebration of World Laughter Day was meant to be a positive manifestation for world peace and to build up a global consciousness of brotherhood and friendship through laughter and run-on sentences. Its popularity has grown exponentially with that of the Laughter Yoga movement, which is now counting over 6000 Laughter Clubs worldwide on all 5 continents. World Laughter Day was created in 1998 by Dr. Madan Kataria, founder of the worldwide Laughter Yoga movement. Laughter Yoga movement in part by the facial feedback hypothesis, which postulates that a person's facial expressions can have an effect on their emotions. World Laughter Day is now celebrated in every year in most large cities around the world. Hundreds of people gather worldwide on that day to laugh together.