 Released as a single in the United Kingdom in 1975 in conjunction with the album Shaved Fish , " Imagine " peaked at number six on the UK Singles Chart . Following Lennon 's murder in 1980 , the single re @-@ entered the UK chart , reaching number one , where it remained for four weeks in January 1981 . " Imagine " was re @-@ released as a single in the UK in 1988 , peaking at number 45 , and again in 1999 , reaching number three . It has sold 1 @,@ 640 @,@ 000 copies in the UK as of June 2013 , making it Lennon 's best @-@ selling single . In 1999 , on National Poetry Day in the United Kingdom , the BBC announced that listeners had voted " Imagine " Britain 's favourite song lyric . In 2003 , it reached number 33 as the B @-@ side to a re @-@ release of " Happy Xmas ( War Is Over ) " . 
 Released as a single in the United Kingdom in 1975 in conjunction with the album Shaved Fish , " Imagine " peaked at number six on the UK Singles Chart . Following Lennon <a href='null_genetive' title='1'><mark>'s</mark></a>murder in 1980 , the single re @-@ entered the UK chart , reaching number one , where it remained for four weeks in January 1981 . " Imagine " was re @-@ released as a single in the UK in 1988 , peaking at number 45 , and again in 1999 , reaching number three . It <a href='been_done' title='2'><mark>has</mark></a> sold 1 @,@ 640 @,@ 000 copies in the UK as of June 2013 , making it Lennon <a href='null_genetive' title='3'><mark>'s</mark></a>best @-@ selling single . In 1999 , on National Poetry Day in the United Kingdom , the BBC announced that listeners <a href='been_done' title='4'><mark>had</mark></a> voted " Imagine " Britain <a href='null_genetive' title='5'><mark>'s</mark></a>favourite song lyric . In 2003 , it reached number 33 as the B @-@ side to a re @-@ release of " Happy Xmas ( War <a href='drop_aux' title='6'><mark>Is</mark></a>Over ) " . 
Released as a single in da United Kingdom in 1975 in conjunction with the album Shaved Fish , " Imagine " peaked at number six on the UK Singles Chart . Following Lennon  murder in 1980 , tdasingle re @-@ entered the UK chart , reaching number one , where it remained for four weeks in January 1981 . " Imagine " was re @-@ released as a single in the UK in 1988 , peaking at number 45 , and again in 1999 , reachin number three . It done sold 1 @,@ 640 @,@ 000 copies in thdaK as of June 2013 , making it Lennon  best @-@ selling single . In 1999 , on National Poetry Day in the United Kingdom , the BBC announced that listeners done voted " Imagine " Britain  favourite song lyric . In 2003 , it reached number 33 as theda@-@ side to a re @-@ release of " Happy Xmas ( War Over ) " .