Celebrity Catchphrase

Stephen Mulhern (Host)

Born: April 04, 1977 in Minehead

Best Known For: Presenting various ITV shows.

Early-life: Stephen Daniel Mulhern was born in Minehead on April 4, 1977 to Maureen and Christopher. He has two older brothers and a younger sister. He started to learn about magic when he was 14 and his first break as an entertainer came when he performed his magic show at Butlins when he was 17. It led to him being offered a job as a Redcoat at Minehead. His first taste of TV began in 1998 as a CITV presenter. He went on to co-host Finger Tips with Fearne Cotton and Naomi Wilkinson, children's show Tricky TV and Holly & Stephen's Saturday Showdown with Holly Willoughby.

Career: Mulhern moved on to more adult fare in 2006 when he hosted ITV2 spin-off Dancing on Ice: Defrosted. Since then, he has been involved with ITV2 spin-off Britain's Got More Talent, game show Magic Numbers, The Big Quiz, Big Star's Little Star and Sunday Side Up. Since 2013, he has presented a revived version of ITV game show Catchphrase. He has also appeared in a number of pantomimes. In 2012, he began co-presenting a Sunday breakfast show on Heart radio alongside Emma Willis.

Quote: 'I wanted to be the new Paul Daniels,' he says. 'I wanted to have that show where the best and biggest acts from around the world would do a couple of tricks and I'd introduce them.'

Trivia: Mulhern has released a number of children's magic sets, toured the UK with Stephen's Mega Mad Magic Show and performed his magic act in front of the Queen at a Royal Variety Performance.

Kimberley Walsh (Contestant)

Born: November 20, 1981 in Bradford

Best Known For: Girls Aloud.

Early-life: Born Kimberley Jane Walsh in Bradford on November 20, 1981. She went to Beckfoot Grammar School near Bingley and made her TV debut as a child in an advert with her sister for ASDA. She attended the Bradford-based theatre school Stage 84.

Career: In 2002, Walsh landed her big break on talent show Popstars The Rivals when she was selected to appear in the line-up for new girl group Girls Aloud, alongside Nadine Coyle, Sarah Harding, Nicola Roberts and Cheryl Cole. The group topped the charts with their debut single, Sound of the Underground, and they have had continued success with singles, albums and tours. After a three-year break, the girls reunited in 2012 to perform the official charity single for Children in Need. Away from performing with Girls Aloud, Walsh made her West End debut playing Princess Fiona in Shrek the Musical, and partnered with professional dancer Pasha Kovalev on Strictly Come Dancing.

Quote: 'I'm constantly on a diet. I'm not confident or comfortable with my body.'

Trivia: Walsh publicly apologised for smoking cannabis after being caught on camera smoking a spliff in June 2006.

David Walliams (Contestant)

Born: August 20, 1971 in Nork, Surrey

Best Known For: Little Britain.

Early-life: Born David Edward Williams in Merton, Greater London on August 20, 1971, to father Peter, a London Transport engineer, and mother Kathleen, a lab technician. He was educated at Collingwood Primary School and Reigate Grammar School. He showed a flair for performance and became a member of the National Youth Theatre, which is where he met Matt Lucas. Walliams then studied drama at the University of Bristol. He changed his name when he joined Equity, as there was already a member named David Williams.

Career: Walliams' TV debut came in Sky One's Games World in 1993. In 1995 he and Lucas teamed up for the first of three shows at the Edinburgh Festival. They also made Rock Profiles for UKTV, in which they parodied famous musicians. But it was Little Britain that made them stars in 2003; they followed it up with Come Fly with Me. Walliams has also appeared in films such as Run, Fatboy, Run, Dinner for Schmucks and The Look of Love, and on stage in No Man's Land. He's swum the English Channel, the Strait of Gibraltar with James Cracknell and a 140-mile stretch of the River Thames, all in aid of Sport Relief. Walliams joined the judging panel of Britain's Got Talent in 2012, and is the executive producer and star of the Agatha Christie adaptation Partners in Crime.

Quote: 'I'm terribly attention-seeking. It's very different once you get all this attention, though. Because then you want to control it. And you can't, exactly.'

Trivia: He has written several best-selling children's books.

Emma Willis (Contestant)

Born: March 20, 1976 in Birmingham

Best Known For: Big Brother.

Early-life: Emma Griffiths was born in Birmingham on March 20, 1976. She began modelling at the age of seven. She is the middle of three sisters, and aspired to a career in acting as a child, landing minor roles in shows like Grange Hill.

Career: In 2002, Emma became a presenter on MTV UK. Her work across various shows included interviewing stars of film, TV and music. She co-hosted backstage coverage of The Prince's Trust's 30th birthday celebrations for ITV2 and landed more high-profile presenting jobs. She co-hosted I'm a Celebrity... Get Me out of Here! Now for ITV2 alongside her husband Matt Willis. In 2010, Emma guest presented Channel 5's early evening show Live from Studio Five and became a regular host from Easter 2010. After two months, she quit to host Channel 4's Big Brother spin-off show Big Brother's Little Brother. In 2013, she took over Big Brother presenting duties, and also hosts Big Brother's Bit On The Side on Channel 5. In January 2014, she began co-hosting BBC One talent show The Voice UK, alongside Marvin Humes.

Quote: On Big Brother: 'The nicest thing about it was that Davina backed me. I adore her. It was really nice of her to mention my name although it would be frightening having to follow in her footsteps.'

Trivia: She is an ambassador for The Prince's Trust.

Gary Chippington (Executive producer)

Geraldine Dowd (Director)

Ed Egan (Series producer)

12:00 pm - 1:00 pm, Saturday, February 21 on Challenge (48)

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Season 2, Episode 3

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