Sampling is a technique used in music production where a portion of an existing sound recording is reused in a new musical composition.

Grandmaster Flash is considered to be one of the pioneers of hip hop music and is credited with popularizing the use of sampling in the genre.

Rapper's Delight by the Sugarhill Gang, released in 1979, is considered to be the first hip hop song to feature a sampled break.

The Beastie Boys are known for their eclectic and innovative use of sampling in their music, often incorporating elements from a wide range of genres.

Copyright infringement occurs when a copyrighted sound recording is used in a new musical composition without the permission of the copyright holder.

Vanilla Ice was sued for copyright infringement over the unauthorized use of a sample from Queen and David Bowie's song "Under Pressure" in his hit single "Ice Ice Baby".

Fair use is a legal doctrine that allows the limited use of copyrighted material without the permission of the copyright holder for purposes such as criticism, comment, news reporting, teaching, scholarship, or research.

J Dilla, also known as Jay Dee, was known for his innovative and eclectic use of sampling, often incorporating elements from jazz, soul, and funk music into his hip hop productions.

Pitch shifting is a technique used in music production to alter the pitch of a sound recording, either raising or lowering it to create a new sound.

Madlib is known for his extensive use of sampling from obscure and rare records, often creating unique and innovative soundscapes in his music.

Licensing is the process of obtaining permission from the copyright holder to use a portion of their copyrighted work in a new musical composition.

Kanye West is known for his use of sampling in his music, often incorporating elements from classic rock and soul songs into his hip hop productions.

Interpolation is the practice of using a portion of an existing sound recording in a new musical composition without altering its pitch or tempo.

M.I.A. is known for her use of sampling in her music, often incorporating elements from international and traditional music into her hip hop productions.

Time stretching is the practice of using a portion of an existing sound recording in a new musical composition and altering its pitch or tempo to create a new sound.