the bee gees were a british–australian pop group. for most of its history, the band consisted of three brothers all of whom were born on the isle of man, a british crown dependency. the brothers, barry gibb (born 1 september 1946), and twins maurice gibb (22 december 1949 – 12 january 2003) and robin gibb (22 december 1949 – 20 may 2012), started singing at a young age when living in manchester. in the late 1960s, the band briefly expanded to include australian born vince melouney and colin petersen. when the band reformed after splitting in 1969, australian born geoff bridgford briefly became a member. the bee gees existed for almost 40 years they are most famous for their album, "saturday night fever", the soundtrack for the movie of the same name. they stopped performing after maurice died. the two other brothers reunited as a duo in 2009. in 2012 robin died. they had a younger brother, andy gibb (1958–1988), who was also a singer.