1. A music jukebox configured for storing a music library therein, said music jukebox comprising: a housing; an audio data receiver arranged to receive audio data from outside the housing; audio output structure located at least partially within the housing for outputting audio signals; data storage memory located at least partially within the housing capable of storing audio data received from outside the housing through the audio data receiver, said music jukebox including a user interface comprising one or more manually operable function controllers located at least partially within the housing, said music jukebox configured such that a music library of sound tracks is storable in digital form in the data storage memory as a result of audio data being received from outside the housing through the audio data receiver, said music jukebox configured such that said music library is organizable into a master song list and at least one group of sound tracks wherein each group comprises at least one sound track from the master song list, wherein said music jukebox is configured such that said one or more manually operable function controllers is useable to select a group of sound tracks stored in the data storage memory and operate the music jukebox such that said music jukebox outputs audio signals through said audio output structure.