A remix is a piece of media which has been altered from its original state by adding, removing, and/or changing pieces of the item. A song, piece of artwork, book, video, or photograph can all be remixes. The only characteristic of a remix is that it appropriates and changes other materials to create something new. Most commonly, remixes are associated with music and song recordings. Songs may be remixed for a variety of reasons: * to improve a song from its original state