One Direction (commonly abbreviated as 1D) are an English-Irish pop boy band based in London, composed of Niall Horan, Liam Payne, Harry Styles, Louis Tomlinson, and previously, Zayn Malik until his departure from the band on 25 March 2015. The group signed with Simon Cowell's record label Syco Records after forming and finishing third in the seventh series of the British televised singing competition The X Factor in 2010. Propelled to international success by social media, One Direction's albums have topped charts in most major markets, and generated hit singles including "What Makes You Beautiful", "Live While We're Young", and "Story of My Life". All of which are easy piano songs! Their legion of followers are appropriately known as Directioners.