<P> In the United Kingdom, Tour of Duty was screened on ITV on Friday nights at various times, usually around midnight . It was later broadcast on the FX channel . </P> <P> In Zimbabwe, the show was broadcast in the early 1990s, showing on the national television channel ZBC TV1 (Zimbabwe Broadcasting Corporation Television 1) at nine o'clock pm on Thursdays and developed a cult following, becoming a hit television series throughout its screening . </P> <P> The opening theme song was an abbreviated version of The Rolling Stones hit "Paint It, Black" that had featured in the end titles of the 1987 Vietnam War film Full Metal Jacket; this was removed for the US DVD release . The closing consisted of an instrumental, synthesized tune with a distinctive Asian sound mixed in with acoustic guitar; it was performed by Joseph Conlan, and was never released for public consumption other than in the series . That music was used as background music for most of the series . On the US release DVD most of the Vietnam War era popular music was replaced by instrumental bits to cover the blank spots of music . </P> <P> All three seasons that have been released in the United Kingdom, has the complete original soundtrack including "Paint It, Black". </P>

What was the theme song for tour of duty