Double Barrel is a popular reggae

Reggae

Reggae is a music genre first developed in Jamaica in the late 1960s. While sometimes used in a broader sense to refer to most types of Jamaican music, the term reggae more properly denotes a particular music style that originated following on the development of ska and rocksteady.Reggae is based...

 single by Dave and Ansell Collins

Dave and Ansell Collins

Dave and Ansell Collins were a Jamaican vocal/instrumental duo .-History:...

.

Written and produced by Ansell Collins

Ansell Collins

Ansell Collins is a Jamaican keyboard player, producer, and occasional singer. Born 1949 in Kingston, Jamaica.-Biography:...

, and featuring the vocals of Dave Barker

Dave Barker

Dave Barker is a reggae and rocksteady singer who has made a string of solo albums along with recordings as a member of The Techniques and as half of the duo Dave and Ansell Collins.-Biography:...

, who had been recording in Jamaica for around five years, principally for Clement "Coxsone" Dodd and Lee Perry, it was released in 1971 by executive producer, Winston Riley

Winston Riley

Winston Riley worked as a songwriter and record producer of Jamaican music. According to the Jamaica Gleaner, Riley has a claim to being the most successful reggae producer of all-time.-Biography:...

, former vocalist of The Techniques

The Techniques

The Techniques were a Jamaican rocksteady vocal group mainly active in the 1960s.-History:The group was formed by Winston Riley in 1962 while still at school, with the initial line-up also featuring Slim Smith, Franklyn White, and Frederick Waite...

. It became one of the early breakthrough reggae hits internationally.

The single reached #1 on the UK singles chart

UK Singles Chart

The UK Singles Chart is compiled by The Official Charts Company on behalf of the British record-industry. The full chart contains the top selling 200 singles in the United Kingdom based upon combined record sales and download numbers, though some media outlets only list the Top 40 or the Top 75 ...

 for two weeks in April 1971 (where it was credited to Dave and Ansil Collins) and reached the top 30 of the Billboard Hot 100

Billboard Hot 100

The Billboard Hot 100 is the United States music industry standard singles popularity chart issued weekly by Billboard magazine. Chart rankings are based on radio play and sales; the tracking-week for sales begins on Monday and ends on Sunday, while the radio play tracking-week runs from Wednesday...

 peaking at #22.

The song has been covered by later Ska

Ska

Ska |Jamaican]] ) is a music genre that originated in Jamaica in the late 1950s, and was the precursor to rocksteady and reggae. Ska combined elements of Caribbean mento and calypso with American jazz and rhythm and blues...

 acts such as The Selecter

The Selecter

The Selecter are a 2 Tone ska revival band from Coventry, England, formed in mid 1979.Like many other bands in the ska revival movement, The Selecter featured a racially diverse line-up. Their lyrics featured themes connected to politics and marijuana, set to strong melodies and a danceable beat...

 and The Specials

The Specials

The Specials are an English 2 Tone ska revival band formed in 1977 in Coventry, England. Their music combines a "danceable ska and rocksteady beat with punk's energy and attitude", and had a "more focused and informed political and social stance" than other ska groups...

.