EU four track CD pressing of the first single lifted from her 2008 album. 'So What' was co-written by P!nk and produced by Max Martin, who successfully collaborated with her on the massive hit singles 'Who Knew' and 'U + Ur Hand.' Features 'So What' (Main Version), (Instrumental Version), (Enhanced Video) and the non-album track, 'Could've Had Everything'. Sony. 2008.