One Direction is a band.
`` Best Song Ever '' is a song recorded by English-Irish boy band One Direction . Four is the fourth studio album by English-Irish boy band One Direction , released on 17 November 2014 by Columbia Records and Syco Music . Louis Tomlinson . He is known as a member of the pop boy band One Direction . 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 band 's Where We Are Tour in support of Midnight Memories and Four , was the highest-grossing concert tour in 2014 , and the highest-grossing tour ever by a vocal group , generating $ 282 million .