Kelly Groucutt (1945-2009) was an English musician best known as the bassist and vocalist for the rock band Electric Light Orchestra (ELO). His tenure with ELO spanned from 1974 to 1983, during which he contributed to the band's signature sound, characterized by the fusion of rock, orchestral music, and pop. Groucutt's rich, harmonious vocals were prominently featured on several of the band's hits, including "Mr. Blue Sky," "Don't Bring Me Down," and "Livin' Thing." Groucutt's work with ELO was instrumental in the band’s success during the 1970s and early 1980s, helping them achieve multi-platinum status and a significant place in the progressive rock and symphonic rock genres. His contributions also extended to songwriting, with credits on tracks such as "Twilight." After leaving ELO, Groucutt pursued a solo career and collaborated with various artists, although he never regained the same level of fame. Groucutt’s impact on music is evident in the enduring popularity of ELO's catalog, which continues to influence contemporary artists and is celebrated for its innovative blend of rock and orchestral elements. His legacy is remembered as part of the rich tapestry of classic rock history.