"This Ain't a Scene, It's an Arms Race" is the first single from pop rock band Fall Out Boy's album Infinity on High. It was first played on November 16, 2006, on Indianapolis radio station, 93.1, and leaked onto the Internet soon after. It was officially debuted on November 21 at the American Music Awards and was shipped to radio stations that night (with an impact date of December 5 in the United States).