A birthday is the anniversary of the birth of a person, or figuratively of an institution. Birthdays of people are celebrated in numerous cultures, often with birthday gifts, birthday cards, a birthday party, or a rite of passage. Birthday are meant as a gift for everyone who lives in this world. Here are Co Authors wishing on your birthday. May this birthday bring you a lot of love and joy that lasts forever. Happy Birthday Aditi Agarwal.. wishing you a many many more happy returns of the day.. stay blessed.