Alexander Boris de Pfeffel Johnson (born 19 June 1964) is an American-born British Conservative Party politician and journalist, who has been the elected Mayor of London since 2008. He was previously the Member of Parliament for Henley and editor of The Spectator magazine.

Johnson was educated at Primrose Hill Primary School, the European School of Brussels, Ashdown House School, Eton College, and Balliol College, Oxford, where he read Literae Humaniores. He began his career in journalism with The Times, and later moved on to The Daily Telegraph where he became assistant editor. He was appointed editor of The Spectator in 1999. In the 2001 general election he was elected to the House of Commons and became one of the most conspicuous politicians in the country. He has also written several books.

Under Michael Howard, Johnson briefly served on the Conservative front bench as the Shadow Minister for the Arts from April 2004 until November 2004. When David Cameron was elected leader of the Conservative Party in 2005, Johnson was re-appointed to the front bench as Shadow Minister for Higher Education and resigned as editor of The Spectator.

Jeremy Dickson Paxman (born 11 May 1950) is an English journalist, author and broadcaster. He has worked for the BBC since 1977. He is noted for a forthright and abrasive interviewing style, particularly when interrogating politicians. His regular appearances on the BBC2's Newsnight programme have been criticised as aggressive, intimidating and condescending, and also applauded as tough and incisive. He is also the question master of University Challenge, succeeding Bamber Gascoigne when the programme was revived in 1994.

Paxman was born in Leeds. His mother, Joan, born 1920, was a housewife. Paxman is the eldest of four children and has two brothers, one of whom, Giles, is the British Ambassador to Spain (having previously been ambassador to Mexico), and a sister, Jenny, a producer at BBC Radio.

He was brought up in Yorkshire and Peopleton, near Pershore, Worcestershire. In 1964, he went to Malvern College and read English at St Catharine's College, Cambridge, where he edited the undergraduate newspaper Varsity. While at Cambridge, Paxman was briefly a member of the Labour Club.

David Michael Letterman (born April 12, 1947) is an American television host and comedian. He hosts the late night television talk show, Late Show with David Letterman, broadcast on CBS. Letterman has been a fixture on late night television since the 1982 debut of Late Night with David Letterman on NBC. Letterman recently surpassed friend and mentor Johnny Carson for having the longest late-night hosting career in the United States of America.

Letterman is also a television and film producer. His company Worldwide Pants produces his show as well as its network follow-up The Late Late Show with Craig Ferguson. Worldwide Pants has also produced several prime-time comedies, the most successful of which was Everybody Loves Raymond, currently in syndication.

In 1996, David Letterman was ranked #45 on TV Guide's 50 Greatest TV Stars of All Time.

Letterman was born in Indianapolis, Indiana. His father, Harry Joseph Letterman (April 1915 – February 1973), was a florist of British descent; his mother Dorothy Letterman (née Hofert, now Dorothy Mengering), a Presbyterian church secretary of German descent, is an occasional figure on the show, usually at holidays and birthdays.

Andrew William Stevenson Marr (born 31 July 1959) is a British journalist and political commentator. He edited The Independent for two years until May 1998, and was political editor of BBC News from 2000 until 2005. He began hosting a political programme Sunday AM, now called The Andrew Marr Show, on Sunday mornings on BBC One from September 2005. Marr also hosts the BBC Radio 4 programme Start the Week.

In 2007 he presented a political history of post-war Britain on BBC Two, Andrew Marr's History of Modern Britain, followed by a prequel in 2009 - Andrew Marr's The Making of Modern Britain focusing on the period between 1901 and 1945. In 2010 he presented a series, Andrew Marr's Megacities, examining the life, development and challenges of some of the largest cities in the world. In early 2012 he presented The Diamond Queen, a 3 part series about the 60-year reign of Queen Elizabeth II.

Marr was born on 31 July 1959 in Glasgow, Scotland to Donald and Valerie Marr. His father was an investment trust manager and Marr was educated in Scotland at the independent High School of Dundee, Craigflower School and at Loretto, also an independent school in Musselburgh, East Lothian, where he was a member of Pinkie House. He went on to study English at Trinity Hall, Cambridge gaining first class honours.

Russell Edward Brand (born 4 June 1975) is an English comedian, actor, columnist, singer, author and radio/television presenter.

Brand achieved mainstream fame in the UK in 2004 for his role as host of Big Brother spin-off, Big Brother's Big Mouth. His first major film role was in the 2007 film St Trinian's. He became known to American audiences when he got a major role in Forgetting Sarah Marshall which led to a starring role in 2010's Get Him to the Greek. He has also been a voice actor for animated films such as 2010's Despicable Me and the 2011 film Hop. He starred in the 2011 remake of the 1981 Dudley Moore film Arthur.

Brand is noted for his eccentricity and his controversies in the British media, including his dismissal from MTV for dressing up as Osama bin Laden and controversies while presenting at various award ceremonies, as well as his former substance abuse. The 2008 prank telephone calls he made to Andrew Sachs while co-hosting The Russell Brand Show with Jonathan Ross led to his resignation from the BBC and major policy changes in that organisation. His prior drug use, alcoholism and promiscuity influenced his comedic material and public image. He married American pop singer Katy Perry in October 2010, and filed for divorce from her in December 2011; the divorce was finalised in 2012.