The filmmaker wanted the composer, who was also a record producer, to record the song so that he could put the recording in a music video that would be shown with the end credits. As the producer and composer both knew that the producer wanted to use the composer's pre-existing song, the composer had a great deal of leverage. Musical composition can refer to an original piece of music, either a song or an instrumental music piece, the structure of a musical piece, or the process of creating or writing a new song or piece of music. The word "song" is widely misused by people in the popular music industry to describe any musical composition, whether sung or played only by instruments. People who create new compositions are called composers in classical music. In popular music and traditional music, the creators of new songs are usually called songwriters; with songs, the person who writes new words for a song is the lyricist. The entire line of EastWest instruments are an essential part of my composing rig. The sounds are impeccable and naturalistically captured while the ease of use of the PLAY engine makes the instruments top of their field. The first contract is a standard pro-film producer form of agreement. It makes all the music a composer creates and records a work for hire for the filmmaker. Entertainment contracts are agreements that stipulate actions to be performed by a performer and other terms and conditions regarding performance. An entertainment contract lays down precisely what actions are to be carried out and what not to be carried out.