One  Direction are a British-Irish Boygroup formed in 2010.

One direction consiting of Harry, Niall, Liam, Louis (Zayn)

Their albums:
Up All Night
Take Me Home
Midnight Memories
Four
Made in the A.M

Harry styles:
Birthday: 1 February 1994 (23)

Louis Tomlinson:
Birthday: 24 December 1991 (25)

Liam Payne:
Birthday: 29 August 1993 (23)

Niall Horan:
Birthday: 13. September 1993 (23)

Zayn Malik:
Birthday: 12 January 1993 (24)

Insta:
harrystyles
louist91
liampayne
niallhoran
zayn

Update: July 24, 2017