On this day, no matter what happened in past, couples promise each other that they stay together till the end. This day is not only celebrated by the couples, but also by friends. Couples and friends promise each other lifelong commitment and love by sending them messages saying Happy Promise Day! Happy Promise Day 2022 Images & HD Wallpapers for Free Download Online: Celebrate Valentine Week With GIF Greetings, Romantic Quotes and WhatsApp Messages.