We are glad to know you have a lot of friends or the greatest one you want to greet with International Friendship Day! You might be involved in when friendship day come, right? Happy friendship day is celebrated on the first Sunday of August every year. It comes from a tradition to grant a day to friends in the United States in 1935. But now it is celebrated worldwide. On this day people exchange with friendship gifts like flowers, wrest bands and of course nice Friendship Day Greeting Cards with warm friendship day greetings.