I had a very happy childhood, but I wasn't that happy a child. I liked being alone and creating characters and voices. I think that's when your creativity is developed, when you're young. I liked the world of the imagination because it was an easy place to go to.

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Walliams does a track-by-track interview with Neil Tennant and Chris Lowe on the new Pet Shop Boys album Elysium. In 2003 he appeared in EastEnders and Marple. In September 2012 Walliams released his fifth novel for children Ratburger.

He is best known for his partnership with Matt Lucas on the sketch show Little Britain and its predecessor Rock Profile. He is a judge on Britain's Got Talent and he compèred the 2012 Royal Variety Performance.