In 2007, the band released the follow-up album "Infinity on High", to major chart success, debuting No. 1 on the "Billboard" 200 with first week sales of 260,000. The album was certified platinum one month after its release. "Infinity on High"'s lead single, "This Ain't a Scene, It's an Arms Race", reached No. 1 on the defunct-Pop 100, No. 2 on the "Billboard" Hot 100, and later certified platinum. The second single, "Thnks fr th Mmrs", sold more than 2 million copies in the US.