I've been to the motherfuckin' mountain top
Heard motherfuckers talk, seen em drop

from Eminem (Ft. Nate Dogg) – Shake That Lyrics on Rap Genius

Meaning

Probably a reference to MLK Jr.’s “I’ve Been to the Mountaintop” speech.

Nate’s been topping the charts and hip hop popularity in general. Although he’s had enemies talk shit about him, they’ve ultimately fallen off

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