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Prepare to be amazed as we run through the most amazing pop facts ever, featuring all of your famous artists.
Before finding fame with music, the singer was a professional jockey and rode a total of 24 winners during a four-year career - even riding for the Queen! His last appearance came in October 2009.
In 1992, Bruno Mars had a cameo in the film Honeymoon In Vegas as an Elvis Presley impersonator called Little Elvis. He was aged just four!
Olly appeared on Deal Or No Deal before rising to fame on The X Factor UK, where he sadly walked away with just £10.
Back in 1997 Usher had a small role on the hit US teen show Moesha as a character called Jeremy. Picture: Facebook
Maroon 5 were originally named Kara's Flowers and formed way back in 1994 before changing their name and achieving worldwide success.
Chris Brown has appeared in several big films including 2007's Stomp The Yard, 2010's Takers and 2012's Think Like A Man.
Before making it big Rita Ora auditioned for a BBC series to find the next Eurovision Song Contest representative but later withdrew herself from the competition.
Before finding fame in Girls Aloud, Cheryl Cole had a small role in a British Gas TV advert back in 1990.
One of Justin Bieber's tattoos is of Jesus Christ - it's situated on one of his calves.
After signing up with Island Def Jam, Katy Perry was originally envisaged as a gritty Avril Lavigne style act before eventually re-emerging with Capitol Records with her signature bubblegum pop sound.
Lady Gaga is one of the only pop stars with her own social networking website. LittleMonsters.com was launched back in 2012. Picture: Lady Gaga Twitter/ Terr Richardson
One Direction star Liam Payne originally auditioned for The X Factor back in 2008 before being told by Simon Cowell to come back in two years after perfecting his craft.
She’s well known for her American Idol feuds with Mariah Carey, but Nicki Minaj has also had a long-running feud with fellow female rapper Lil' Kim.
Chris Martin has a First Class Honors Degree in Greek and Latin.
Before hitting the big time, Pink was in an R&B girl band called Choice.
Emeli has written songs for some of the world's biggest pop stars like Rihanna, Professor Green and Alicia Keys. Picture: Rex Features
As an 11 year-old Jessie J was cast in a West End production of Whistle Down The Wing by Andrew Lloyd Webber.
Lawson were named after the doctor who treated singer Andy Brown for a brain tumour at the age of 18.
Lily's brother Alfie, who was the subject of her song 'Alfie', currently stars as Theon Greyjoy on the hit HBO series Game Of Thrones.
Madonna started her career as a drummer in an 80s band called The Breakfast Club.
Usher holds the Star Search record for the longest note held by a child: 12.1 seconds.
The Wanted's Max George and Andy Brown from Lawson started off their career in a band together called Avenue.
Jay-Z's '99 Problems' has nothing to do with relationships, women or anything dating related.
The very first record Calvin Harris produced was for Kylie Minogue.
Rihanna made a cameo appearance in the 2006 cheerleading flick, Bring It On: All or Nothing.
Ed Sheeran is a Baron - he was named Baron Of Sealand by the independently recognised state.
The 'Machine' in Florence + The Machine comes from Florence Welch's collaboration as a youngster with Isabella "Machine" Summers.
Lady Gaga is Godmother to Elton John and David Furnish's son Zachary.
Rihanna's huge chest tattoo design is a tribute to her late grandmother Dolly. Picture: Instagram
Before finding success with his music Ed Sheeran auditioned for a part in the series Britannia High.
Beyonce is allergic to perfume. The scent she endorses have been chemically altered to ensure Beyonce Knowles doesn’t suffer a reaction.
Justin is so good at hockey he was offered a contract for a Minor league Canadian side.
Nicki Minaj's real name is Onika Tanya Maraj.
JLS were the first British music act ever to release a 3D film.
Before his career as a rapper, Example worked in the props department of Star Wars: Revenge Of The Sith.
Snoop Dog is afraid of Fish - according to Rita Ora! Picture: Twitter
Kanye West used to work at The Gap before he was famous.
'Forget You' by Cee Lo Green was written by Bruno Mars.
Beyonce’s favorite number is four. Her mother was born on January 4th, she was married on April 4th, her birthday is September 4th and her husband’s is December 4th.
Katy Perry released a gospel album while she was in high school under the name Katy Hudson.
Jessie J suffers from an irregular heartbeat, which means she needs to monitor her alcohol intake.
Adele once nearly ran over P Diddy in a golf cart.
Nicki Minaj used to be a waitress at Red Lobster, where she served seafood to unsuspecting customers.
Robbie is the most celebrated artist in BRIT Award history with 17 wins (five of which were with Take That).
The first pop music video was Queen's 'Bohemian Rhapsody', which was released in 1975.
Michael Jackson's 'Thriller' is the biggest selling album of all time.
The Wanted's Tom Parker once auditioned for The X Factor.
JLS' Marvin Humes acted in the hospital drama Holby City between the ages of 13 and 16.
The most expensive paparazzi photo ever sold was of a bald Britney Spears - it fetched around $500,000.
Justin Timberlake's mother was actually Ryan Gosling's legal guardian when they were youngsters.
iPod! upside down is still iPod!
Jay-Z attended the same Brooklyn high school, Eli Whitney High, as both Busta Rhymes and the late Notorious BIG.
Rihanna's hit single 'Umbrella' was originally written for Britney Spears, but her label rejected it.
Cheryl Cole's favourite place in the world is curled up in front of the fire. Awww.
Jessie J was meant to give her single 'Do It Like A Dude' to Rihanna but her record label encouraged her to release it herself.
At age one, Justin Timberlake won the 1991 pre-teen Mr. America pageant - the following year he became the first male winner of America's Universal Charm pageant. Picture: WENN
Madonna is related to both Gwen Stefani and Celine Dion. Gwen's great aunt's mother-in-law shares the same last name as Madonna Ciccone and an ancestor of Madonna's mother was married to a distant relative of Celine's dad.
Before appearing on American Idol, Kelly Clarkson wanted to be a marine biologist, but after seeing the film Jaws she changed her mind. Picture: Rex
PSY's 'Gangnam Style' is about "the perfect girlfriend who knows when to be refined and when to get wild".
Justin auctioned a snake for charity in 2011.
Rihanna's voice is a Meszzo-Soprano that covers 3 octaves.
Lady Gaga's name was inspired by the Queen song, 'Radio Gaga'.
Each member of Little Mix is represented by her own symbol in the group's logo. Jesy is represented by a boombox, Jade by a bow tie, Perrie by a flower and Leigh-Anne by a baseball cap.
Ed use to work as a guitar technician for British folk duo, Nizopli.
Before finding fame with N-Dubz, Tulisa appeared in Channel 4's Dubplate Drama.
Ke$ha’s debut single 'Tik Tok' sold more copies in the first week than any Beatles single.
Britney Spears' 'Baby One More Time' was originally written for TLC.
Robbie's hit 'Rock DJ' heavily samples Barry White's 'It's Ecstasy When You Lay Down Next To Me'.
Rihanna's real name is Robyn Rihanna Fenty.
Rihanna has said she wants to be the 'black Madonna' – claiming Madonna is her biggest influence.
Kelly Clarkson's 'Miss Independent' was originally recorded for Christina Aguilera’s 'Stripped' album but it was cut in favour of 'Fighter'.
Rihanna's 'SOS' was originally offered to Christina Milian, who rejected the song.
Lady Gaga’s hit ‘Telephone’ was written for Britney Spears who rejected it.
Emeli Sandé’s real name is Adele Emeli Sandé. She decided against using the name Adele Sandé due to Adele's growing success around the world at the time.
Emeli Sandé has a medicine degree from The University Of Glasgow.
In 2012 Adele held three word records, including the most consecutive weeks at number one on the UK Album Charts.
Katy Perry has had five number one singles from an individual album. The only other pop artist that has accomplished this feat is Michael Jackson.
Rihanna is the first female from Barbados to receive a Grammy award.
RiRi has racked up 20 top 10 songs faster than any other solo artist, doing it in only six years and four months.
The word “bootylicious” was added to The Oxford Dictionary after Destiny's Child popularised the word in their hit song, 'Bootylicious'.
Carly Rae Jepson came third in Canadian Idol in 2007.
Jessie J wrote a whopping 600 tracks over seven years, picking just 13 to feature on her debut album 'Who You Are'.
Jessie J and Adele both attended London's BRIT school at the same time. Other stars alumni from the school include Rizzle Kicks, Leona Lewis and Amy Winehouse.
Zayn's name is actually spelt with an 'i' (Zain). He reckons 'Zayn' is more original and adopted it as his stage name.
In 2010, Justin Timberlake said he thought Jessie J was "The best singer in the world right now".
Before finding fame aged 21, Pink spent several years earning minimum wage flipping burgers, cleaning out the toilets and mopping the floors in McDonald's.
Bruno Mars' real name is Peter Gene Hernandez. He was chubby as a child and so his dad nicknamed him 'Bruno' after a chubby Italian wrestler called Bruno Sammartno.
On One Direction's debut album 'Up All Night', Harry gets just over seven minutes of solos – the most out of any One Direction member.
Ed's inspiration for the song 'The A-Team' came after meeting a woman called Angel whilst working at Crisis Homeless Shelter and hearing her story about life on the streets.
In September 2012, PSY’s 'Gangnam Style' video set the Guinness world record for the most liked video on YouTube.
In January 2008, Calvin received an email asking if he would work with Lady Gaga, but he turned the offer down.
Back in 2007, Calvin claimed he would never work in Girls Aloud, saying: "They really need to change their sound. It's getting extremely boring now – but it’s not for me."
Labrinth is signed to Simon Cowell’s record label Syco Music, making him Simon’s first non-talent show signing in six years.
The Script band members Danny O'Donoghue and Mark Sheehan were originally in a band called Mytown back in 1996. But after their label dropped them they recruited drummer Glen Power and formed The Script.
Alicia's real name is actually Alicia Cook
Ne-Yo watched Conor Maynard’s cover version of his track 'Beautiful Monster' on YouTube before the youngster was famous – he contacted the musician soon afterwards, and Ne-Yo became Conor's mentor.
Jessie J was first signed in 2005 by a short lived record label called Gut Records, which went bankrupt before her debut album was released.
Harry makes a brief cameo appearance in Ed Sheeran's first 'Drunk' video. It was filmed backstage at London's Shepherd's Bush Empire.
Tinie Tempah funded his underground career by selling double-glazing. The telesales job paid for the video for his underground hit ‘Wifey’.
The majority of songs in Alicia Key's 2001 album 'Songs In A Minor' are NOT in A minor. Picture: iTunes
Over the course of 2009 alone, Ed Sheeran played a reported 312 gigs across the country after wanting to beat James Morrison's total of 200 in one year.