The song marked the emergence of Nat 'King' Cole's daughter as an exciting new jazz-soul talent in her own right.
The band's return to the UK singles chart with 'I Want It All' came after an absence of more than two and a half years.
Nathaniel Adams Cole went on to become one of America's, and the world's, most beloved vocalists.
The far-reaching song inspired the African-American military pilots who fought in World War II, and it went on to enter the Grammy Hall of Fame.
Cole's fourth album 'Thankful' appeared in November 1977 and immediately offered up her next R&B chart entry and later pop top tenner, the smooth and sultry ballad 'Our Love.'
The much-covered '(I Love You) For Sentimental Reasons' had its origins at the end of World War II.
Released in 1977, Natalie Cole’s Unpredictable documented the singer evolving into an accomplished, multi-faceted artist.
Writer, conductor, arranger and musician Jack Feierman, who played in Count Basie's band and worked with Frank Sinatra and many others, has died at 91.
The funeral of Natalie Cole in Los Angeles on Monday (11) was followed by an equally star-studded private memorial.
It's with great sadness that we relay the news that the American singer and entertainer Natalie Cole has died at the age of 65.
Dinah Washington's version of 'Unforgettable' hit the Hot 100 on 5 October 1959, and later joined Nat 'King' Cole's in the Grammy Hall of Fame.