Karaoke was a form of entertainment from the Human civilization of the planet Earth, in which people were prompted to sing along to recorded songs, with the prompts timed to the music.
History and specifics[]
By the 23rd century (Kelvin timeline), a new version had developed in which singers would be surrounded by holographic projections of the band which had recorded the song. In he year 2255, a holo-karaoke bar called the Delta Quadrant opened off Chestnut Street in San Francisco. James T. Kirk despised karaoke. (TOS novel: The Delta Anomaly)