You might be familiar with “Ego Trippin’ (Part Two),” a single from De La Soul’s top-notch third album, Buhloone Mindstate.  But what you might not know is that the predecessor whose existence is implied by that song’s title was not recorded by De La Soul.  In fact, Part One was a 1988 track by a different New York hip-hop group entirely, the Ultramagnetic MCs, with whom Kool Keith got his start.

Here’s the Ultramagnetic MCs’ “Ego Trippin'”:

And here’s De La Soul’s “Ego Trippin’ (Part Two)” from five years later: