One Direction is a famous British-Irish boyband. They were formed in 2010's X-Factor UK. They all originally auditioned as solo acts and were put together by the judges' choice. Their mentor, Simon Cowell, guided them during their period on X-Factor. They made it into the finals, but received third place, being runners-up to Rebecca Ferguson (second place) and Matt Cardle (first place). They released their single "What Makes You Beautiful" on September 11, 2011, with it reaching #1 on the UK singles charts on the day of its release, breaking records. Later on on November, 13, 2011, they released their second single "Gotta Be You" followed by its music video. They released their debut album, "Up All Night", on November 21, 2011.
Harry Edward Styles: born February 1, 1994 (17 years old) in Holmes Chapel, Cheshire, UK.
Niall James Horan: born September 13, 1993 (18 years old) in Mullingar, County Westmeath, Ireland.
Louis William Tomlinson: born December 24, 1991 (20 years old) in Doncaster, South Yorkshire, UK.
Liam James Payne: born August 29, 1993 (18 years old) in Wolverhampton, West Midlands, UK.
Zayn Jawaad Malik: born January 12, 1993 (18 years old) in West Land Baildon, Bradford, UK.