Mark Ian Hoyle (born 12 April 1987), known by his internet pseudonym LadBaby, is a British blogger and YouTube personality from West Bridgford, Nottinghamshire, now based in Hemel Hempstead, Hertfordshire. His video content focuses on his experiences as a father, and is filmed with his wife Roxanne. Their charity single, a parody cover of Starship's "We Built This City", was 2018's UK Singles Chart Christmas number one.