If you've been listening to hip-hop for the past few weeks, there's no doubt that you've heard a number of rappers mention "Molly," a pure form of MDMA (the active ingredient in Ecstasy) that's quickly becoming the most popular designer drug of the moment.

As with all trends, rappers are racing to outdo each other, and naturally, nods to the euphoria-inducing amphetamine are piling up. The situation reached critical mass when Kanye West name-dropped it on brand new G.O.O.D. Music single "Mercy," forcing us to put together this quick retrospective. Never mind that hippies and club kids having been privy to the substance for years. Here's A History Of Rappers Referencing "Molly" In Songs.

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