It's hard to believe it's already been two years since 'The X Factor' judge Nicole Scherzinger suggested five boys be put together to form the group we now know as One Direction!
Louis Tomlinson, Niall Horan, and Zayn Malik have taken to their Twitter pages today, July 23, to say thanks and start the #2yearsof1d worldwide trending topic.
Leave your congrats to One Direction below!