BROS burst on to the pop scene in 1987 with the single When Will I Be Famous?, which reached No.2 in the UK chart. The answer to the question posed by their hit single came immediately. In the 2-year period that followed, the band had eight Top 10 hits, a platinum-selling album and achieved worldwide fame.
Ed Sheeran began writing and recording when he was 14. He'd already released several EPs independently before he was signed to Atlantic Records at the beginning of 2011.
John Legend is a Grammy Award-winning American singer-songwriter, who is known for his heartfelt songwriting and soulful singing. As well as being a successful recording artist in his own right, John has collaborated with many other well known artists on chart-topping tracks.
American pop icon Lady Gaga has toured the UK on three previous occasions: Monster Ball Tour (2010), Born This Way Ball Tour (2012) and artRAVE: The ARTPOP Ball Tour (2014). The tours were all sell-outs and the shows were said to be 'exhilarating'.
Little Mix became the first group to win The X Factor when they triumphed on the ITV show in 2011. The group was formed after the girls – Perrie Edwards, Jesy Nelson, Leigh-Anne Pinnock and Jade Thirlwall – had initially auditioned as soloists.
Neil Diamond is a Grammy Award-winning American singer-songwriter, whose many hits include Sweet Caroline, Cracklin' Rosie and Love On The Rocks. In his 50+ years in the music business, Neil Diamond has sold more than 130 million albums worldwide, making him one of the most successful artists ever.
Steps burst onto the music scene in the late 90s with their unique brand of cheesy pop and camp dance routines. The five-piece group released three studio albums and one compilation album between 1997 and 2001, selling more than 14 million records in the process. However, after completing the Gold: Greatest Hits tour at the end of 2001, the group split up.
30 Seconds To Mars is an American rock band from Los Angeles, which is led by frontman Jared Leto. The band has released four studio albums - the latest being Love, Lust, Faith and Dreams, which was released in May 2013.
Aussie pop-rock band 5 Seconds of Summer rose to international fame when One Direction invited them on their 'Take Me Home' world tour in 2013. 5SOS performed live across the UK, US, Australia and New Zealand during the tour.
Curtis '50 Cent' Jackson is an award-winning American rapper, entrepreneur, actor & producer. With album sales in excess of 30 million, plus Grammy and Billboard Music Awards, 50 Cent is one of the world's most successful hip-hop artists.
A-Ha is a Norwegian pop group that enjoyed huge success in the mid 80s following the release of their debut album Hunting High and Low. The first single from the album, Take on Me, went to No.1 in the US and several other countries. The second single from the album, The Sun Always Shines on TV, went to No.1 in the UK and Ireland.
Australian rock band AC/DC is one of the best selling bands of all time, with a staggering 200+ million albums sold worldwide. AC/DC are pioneers of heavy metal music and have crisscrossed the globe on countless world tours.
Adam Ant was one of the 1980s best known pop stars. Initially he led the group Adam and the Ants with whom he scored a string of top ten hits, including the number-one singles Stand and Deliver and Prince Charming.
Adele's debut album, 19, was released in 2008 and is now certified seven times platinum. Her second album, 21, was released in 2011 and it became a worldwide hit – winning her six Grammy Awards, two BRIT Awards and three American Music Awards.
Aerosmith is one of America's finest musical exports, producing countless hits such as Love in an Elevator, Dude (Looks Like a Lady) and Angel. The band also had a smash hit with I Don't Want To Miss a Thing from the soundtack to the film Armageddon.
After winning series five of ITV's The X-Factor, Alexandra Burke shot to stardom and became one of Britain's brightest new stars. Her debut single, Hallelujah, took the Christmas number one spot in December 2008. Alexandra's debut album, Overcome, was released a year later and also reached the top spot on the UK album chart.
English tenor Alfie Boe is perhaps best known for playing the role of Jean Valjean in the West End musical Les Misérables. As a recording artist, Alfie Boe has released eight studio albums. He is often referred to as being the nation's favourite tenor.
Alice Cooper is famous for his wildly creative stage performances which can involve electric chairs, snakes and fake blood among other props. In a career that started back in 1969, Alice Copper has released 26 studio albums and has sold more than 50 million records worldwide.
Alicia Keys is an R&B singer-songwriter from New York. Her debut album, Songs in A-minor, was an instant success selling more than 12 million copies worldwide. Alicia has amassed an incredible collection of music awards, including an amazing 14 Grammy Awards!
American pop-punk quartet All Time Low formed in 2003 as a high school band. Since then, the band has released six studio albums and headlined numerous concert tours. The band's latest album, Future Hearts, reached No.1 in the UK chart in April 2015.