Katherine Jenkins (born 29 June 1980 in Neath, Wales) is an award-winning Welsh mezzo-soprano. Her first album Premiere made her the fastest-selling mezzo-soprano to date and she later became the first British classical artist to have two number one albums in the same year. She also stands as the first female artist to win two consecutive Classical BRIT Awards. Jenkins has released five classical number one studio albums to date selling 4,000,000 copies. Her sixth album, Sacred Arias, was released on 20 October 2008. Her albums feature arias, popular songs, hymns and classical crossover music and she has performed in a large number of concerts around the United Kingdom and other countries, including the United States and Australia.

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Gethin Clifford Jones (born 12 February 1978) is a Welsh television presenter best known for co-presenting the long-running BBC children's show Blue Peter.

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• Cathy Holloway
• Lee Pryer

Michael Sheen, OBE (born 5 February 1969) is a BAFTA- and Laurence Olivier Award-nominated Welsh actor. Having worked with screen writer Peter Morgan on five films, Sheen has become known for his portrayals of well-known public figures: Tony Blair in the Stephen Frears directed films The Deal and The Queen, David Frost in both the stage production and the film version of Frost/Nixon and football manager Brian Clough in The Damned United, among others. He is also known for his role as Lucian in the Underworld film series.

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• Jane Lombard

Jamie Oliver is a member of the alternative rock band LostProphets.

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Cai Griffiths born 5 January 1984 in Bangor, Wales is a rugby union player for the Ospreys in the Magners League.

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• Emma L

Lisa Rogers (born 7 September 1971) is a Welsh television presenter and occasional actress. She has appeared in films, television programmes, theatre and radio. As of 2008, Rogers has most recently been seen as the presenter of Sunshine for Channel 4, which previewed the new Danny Boyle film of the same name, as a regular presenter of Sky One's motoring programme Vroom Vroom.

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Alan Davies (born 6 March 1966) is a comedian, writer, and actor, best known for starring in mystery series Jonathan Creek, as well as his appearances as panellist on QI which is hosted by Stephen Fry. He has been known, during filming of the show, to record video on his mobile phone, and has uploaded some of these clips on YouTube. He also contributed four words to the QI book The Book of General Ignorance (which appear after Stephen Fry's foreword), "Will this do, Stephen?". Davies has appeared on every episode of the show (including the unbroadcast pilot episode). To date, he has won six times and finished last forty-three times, mostly due to his willingness to give the 'obvious but wrong' answers.

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Rob Brydon (born Robert Brydon Jones, 3 May, 1965, Swansea, South Wales, United Kingdom) is a Welsh actor, comedian andimpressionist most famous for his role as Keith Barret in the BBC comedy Marion and Geoff and its spin-off The Keith Barret Show, as well as the host of panel quiz Rob Brydon's Annually Retentive. Brydon is famous for bizarre or unsettling black comedy, and has worked with a number of comedians and actors with a similar taste, perhaps most notably Steve Coogan. In 2003, he was listed by The Observer as one of the 50 funniest acts in British comedy.

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• Windy Millar