1999 is Prince's fifth album. It was Prince's first major commercial success, with the album and two of its singles getting into the Top 10. It saw Prince embracing a mostly electronic sound.
The album notably features the Linn LM-1 on most songs. It also saw the introduction of Prince's Boss pedals, used for processing guitars, keyboards and drums. Prince would use Boss pedals for the rest of his career.
Prince toured the album from November 1982 to April 1983.