The sum is not always greater than its parts.

Flo Rida Right Round

Samples: Dead or Alive's You Spin Me Round

Flo Rida follows up the sticky "Low" with a nod to 80's gender-bending disco.

Slim Thug I Run

Samples: A Flock of Seagulls' I Ran

An upbeat song about love becomes a downbeat track about thugs in the hands of Houston's Slim Thug.

Diddy I'll Be Missing You

Samples: The Police's Every Breath You Take

Diddy retooled the end of a romance into the end of a bromance after the shooting death of partner-in-rhyme Notorious B.I.G.

Nas Rule

Samples: Tears For Fears' Everybody Wants to Rule the World

Nas lets the original do the driving – on a ride through his 'hood.

Lady Sovereign So Human

Samples: The Cure's Close to Me

The "female Eminem" goes even more pop by hijacking a New Wave classic.