"How Deep Is Your Love" is a song by the Bee Gees, written mainly by the three Gibb brothers-Barry, Robin, and Maurice. It was produced with significant input from keyboard player Blue Weaver, who helped shape the piano structure of the track. The song was recorded during the Bee Gees' transition into disco music in the mid-1970s and became one of their most memorable ballads

. Released as part of the Saturday Night Fever soundtrack in 1977, "How Deep Is Your Love" reached No. 3 in the UK charts and was highly praised for its warm, tender ballad style and delicate harmonies. It won the Grammy Award for Best Pop Performance by a Group in 1978 and was nominated for Best Original Song at the Golden Globe Awards the same year

. The song is noted for Barry Gibb's falsetto and the group's tight vocal harmonies, which became their signature sound during the disco era

. The lyrics express a deep emotional connection and longing, with lines like "I know your eyes in the morning sun / I feel you touch me in the pouring rain" and the recurring question "How deep is your love?"-highlighting themes of love, trust, and vulnerability

. The song has been covered by other artists, including the British pop group Take That in 1996, whose version also achieved commercial success, reaching number one on the UK charts

. In summary, "How Deep Is Your Love" is a classic Bee Gees ballad from the disco era, celebrated for its beautiful melody, heartfelt lyrics, and the distinctive vocal style of the Gibb brothers. It remains one of their most enduring and influential songs