The Australian rock band, commonly referred to as '5SOS', originated on YouTube, posting videos of themselves covering famous hits during 2011 and 2012. They soon rose to fame, however, when the toured and opened for One Direction, during their 'Take Me Home Tour'. They then saw huge success after the release of 'She Looks So Perfect'.
Real Names: Luke Hemmings, Michael Clifford, Calum Hood and Ashton Irwin
Born: 16 July 1996 (Luke), 20 November 1995 (Michael), 25 January 1996 (Calum) and 7 July 1994 (Ashton)
Star Sign: Cancer (Luke), Scorpio (Michael), Aquarius (Calum) and Cancer (Ashton)