"Sonic Reducer" is a punk rock song written by Gene O'Connor and David Thomas during their tenure in Rocket from the Tombs, which made its debut on the Dead Boys 1977 album Young, Loud and Snotty. The song is widely regarded as a punk classic and has been covered by bands as varied as Guns N' RosesOverkillPearl JamFoetusDozerAdult CrashRainy Day Saints in a slow tempo on Diamond Star Highway,[1] and Saves the Day. The song was sampled on the Beastie Boys song "An Open Letter to NYC" on their 2004 album To The 5 Boroughs. It is also featured on the skateboarding video game Tony Hawk's Underground 2 and Tony Hawk's American Wasteland (by Saves the Day). It was also performed by fictional punk rock outfit Hard Core Logo in Bruce McDonald's 1997 mockumentaryHard Core Logo.

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