A case started in the US yesteday involving Jay Z (Jigaa Whaaaaaat) and Timbaland! They are being sued by an Egyptian musician who claims that they ripped off this song in creating Big Pimpin.
Here’s a video side-by-side of the two songs:
Now, to be fair, the rap lads are asserting that the first thought the sample was royalty free, and that they subsequently paid for it, so it’s not a question of are they similar or anything. It’s acknowledged that they did use the sample, but that they were entitled to.
Here’s some extra reading on it!