"So What" is a song recorded by American singer P!nk for her fifth studio album, Funhouse (2008). The song was written by Pink, Max Martin, and Shellback, and produced by Martin. Selected as the album's debut single, "So What" was first released to mainstream radios on August 25, 2008, through LaFace and Zomba Label Group. The song consists of a martial beat and synth backing. The lyrics are based on her separation from motocross racer Carey Hart, which occurred six months prior to the release.