First they love you, then they hate you, then they love you again. The hustler Shawn Carter, better known as Jay Z, spit those lyrics on his The Blueprint 2 cut, "Meet the Parents," and like many Hov bars, these lines can apply to many life situations. But it especially rings true when it comes to notoriety and popularity among the people. Reaching the brink of stardom can be vindicating, but the fame that comes with it can also be fleeting. One minute you're on top of the world and the next you can be yesterday's news and used as a punchline in random jokes.

Hip-hop has seen its fair share of rappers come into the game and make a striking impression only to have their career implode before parlaying their moment in the spotlight into a lengthy career. From one-hit wonders to those that had a promising next up reign, many rappers have popped up and moved the crowd, only to have their buzz silenced due to label politics, dismal sales or the harsh realities of life. We take a look at the many artists that came, saw and conquered the music industry, but have all but vanished from the scene and the public eye. Here are 20 Rappers Who Fell Off the Face of the Earth.