David Walliams
David Edward Williams (born 20 August 1971), known as David Walliams (/ˈwæliəmz/), is an English comedian, actor, author, television presenter and activist, best known for his partnership with Matt Lucas on the BBC One sketch shows Little Britain, Rock Profile and Come Fly with Me. Since 2012, Walliams has been a judge on the ITV talent show Britain's Got Talent. Since August 2013, he has written and starred in the BBC One sitcom Big School playing chemistry teacher Keith Church. As of 2013, Walliams has sold over 2.2 million books in the UK and over 200,000 elsewhere.