There are multiple bands/artists under the name Mika.
1) Mika (born Michael Holbrook Penniman in 1983) is a Beirut-born, Paris and London-raised, London, UK-based singer who has a contract with Island Records and used to attend Westminster School. He first appeared on BBC Radio 1 in September 2006. He has a background in classical songwriting.
His long awaited first album Life In Cartoon Motion was commercially released on 5th February 2007. It has a coming of age theme