O. Children are a London, UK-based band formed by Tobi O’Kandi (singer and main songwriter), Andi Sleath (drums), Gauthier Ajarrista (guitarist) and Harry James (bass). O. Children take their name from a song by NIck Cave. O’Kandi and Sleath were previously in the controversial band, Bono Must Die which broke up after a law suit by Bono himself. After changing their name in 2008, they enlisted Ajarrista and James.