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Alvin and the Chipmunks are arguably the most influential animated rodent musical group of all time. Their style of speeding up samples is often imitated (see: Kanye West), but never duplicated. But what happens when you slow-down the sped up vocals? SoundCloud user chipmunkson16speed did just that, and the results are equally horrifying and brilliant.

These chopped and slopped, slowed-down sludge anthems take on a whole new life, and are just as terrifying as Patton Oswalt recalls from his childhood. “Always On My Mind” will never be the same, and the rest are definitely worth a listen. Listen below: