Eat It

Michael Jackson parody by Weird Al Yankovic. It was released in 1984.

Weird Al Yankovic - Eat It

Original

Michael Jackson - Beat It

Black Republicans

Affion Crockett's spoof of Lil Wayne and Juelz Santana video "Black Republicans".

Affion Crockett - Black Republicans

Original

Lil Wayne and Juelz Santana - Black Republicans

Whatever I Like

AlphaCat as Barack Obama in this spoof of T.I.'s "whatever you like".

Obama(AlphaCat) - Whatever I Like

Original

T.I. - Whatever You Like

Like a Surgeon

An old parody by "Weird Al" Yankovic.  It is a parody of "Like a Virgin" by Madonna.

"Weird Al" Yankovic - Like a Surgeon

Original

Madonna - Like a Virgin

I Kissed An Elderly

Another parody by VenetianPrincess. This one spoofs Kate Perry's song I Kissed A Girl.

VenetianPrincess - I Kissed An Elderly

Original

Kate Perry - I Kissed A Girl

Blame Halo 3

One of my favorite spoofs. 

James@War - Blame Halo 3

Original.

Akon - Sorry, Blame It On Me

Lean like a Cholo

Music Video with Dora the Explorer instead of Down aka Kilo.

Original