The greatest trick the Devil ever pulled was having the Romans kill off all the Christians and hijack the entire religion and turn it from a gnostic cult into a globe-spanning empire of self-loathing, hypocracy, forced conversion, and idol worship. Better luck next time, Jesus.
"Manson is a musical gateway drug and will turn your kids into juggalos". There, that's how you do it. Now no decent parents will let their kids buy Mechanical Animals.