"Sober" is a song by Pink, written in the key of F major. Released on October 31, 2008, as the second single from her fifth studio album, "Funhouse," the song was both written and performed by Pink herself. The lyrics of "Sober" depict themes of self-reflection, addiction, and the struggle for sobriety. The track was co-written by Pink, Kara DioGuardi, and Dallas Austin. Interesting trivia: Pink revealed that the inspiration for the song came from her own experiences with addiction and her journey towards sobriety. In terms of the melody, "Sober" features melodic hooks combined with powerful vocals, showcasing Pink's emotional range and distinctive style.