His debut single, "Relax, take It Easy," appeared in fall 2006, but it was its follow-up, "grace Kelly," that broke Mika in the U.k. Released in January 2007, the song hit number one on the singles char thanks to heavy downloading, following in the footsteps of Gnarls Barkley's "Crazy".

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Mika's full-lenght album, Life in Cartoon Motion, did just as well when it was released that February, and was topping U.K. charts around the time it was released in the U.S. that march. The album sold over five million copies worldwide, and Mika earned a 2008 GGrammy nomination for Best Dance Record for "Love Today" as well as that year's Ivor Novello Award for Songwriter of the Year, among other accolades. Mika collaborated with produced Greg Wells, Imogen Heap, and Final Fantasy's Owen Pallett on his second album. Initially, named We are Golden after its lead single, the album's title was changed to the Boy Who Knew Too Much foriits fall 2009 release.