Notorious B.I.G. vs Maroon 5

Makes Me Nasty

Notorious B.I.G. - Nasty Girl - instrumental
Maroon 5 - Makes Me Wonder - acapella

http://www.mediafire.com/?mnnn0zbix3y

http://www.divshare.com/download/726664-3e7

Fergie vs The Gorillaz

Feel Glamorous

Fergie - Glamorous - instrumental
The Gorillaz - Feel Good inc. - acapella

http://www.mediafire.com/?gtwil2txund

http://www.divshare.com/download/711314-2d5

Diddy vs Lady Sovereign

Love Me Last Night

Diddy - Last Night - instrumental
Lady Sovereign - Love Me Or Hate Me - acapella

http://www.mediafire.com/?wk023ll23en

http://www.divshare.com/download/685650-43e

Gwen & Akon vs Jay-Z

Sweet Papi

Gwen Stefani - Sweet Escape - instrumental (some akon vocals)
Jay-Z - Hey Papi - acapella

http://www.divshare.com/download/671551-cb7

Michael Jackson vs Justin Timberlake

Sexy Jean

Michael Jackson -Billie Jean - instrumental
Justin Timberlake - Sexy Back acapella

http://www.mediafire.com/?dyztzthb2ex

http://www.divshare.com/download/671501-edb