"Blow" is a hard rock song by California rock band Atreyu, released on their 4th studio album, Lead Sails Paper Anchor. The song has garnered praise from fans and critics alike who claim it to be the best song appearing on the album. The song reminisces upon 1980s glam metal, revealing a love for the genre that the band shares. The song also features guest vocals from Buckcherry lead singer Josh Todd.