[2] Blue has also been a prolific songwriter and producer for many artists and has had over forty worldwide hits, including those by Andrea Bocelli, Diana Ross, Celine Dion, The Saturdays, The Wanted, and Pixie Lott.

In film and television, Blue has provided soundtracks and/or themes for productions including Eyes of Laura Mars, The Long Good Friday, and Escape to Athena.

Other early career notable songs co-written by Blue and de Paul include "Tip of My Tongue" for the British group Brotherly Love,[5] as well as female vocal trio Ellie, and "House of Cards" recorded by a number of artists including John Christie, Australian artist Rob Guest, and the D.J.

Another from this period included "Crossword Puzzle", also co-written with de Paul, and which led to an appearance on Top of the Pops for Irish singer Dana.

The song was originally written for Peter Noone, but de Paul's boyfriend at the time, Dudley Moore, suggested that she should take a demo version to manager Gordon Mills, who told her she should record it herself.

[8] He released his first record in June 1971, under his real name of Barry Green, on the Ember label titled "Together", written by Jean-Pierre Mirouze,[9] taken from the French film Le mariage collectif.

26, 1974),[13] followed by his final Top 40 hit in the UK Singles Chart in October 1974, "Hot Shot" (co-written with de Paul), which climbed to no.

[16] Throughout 1973–74, Blue appeared on many major TV shows and tours alongside artists such as Queen, ABBA, and Status Quo.

[2] Written by Blue, Ron Roker, and Gerry Shury, and produced by Mike Theodore and Dennis Coffey, the song is notable for being the first record played at the opening of Studio 54 on 26 April 1977 by DJ Richie Kaczor.

One of his major production successes was the multi-racial, Anglo-US funk/soul band Heatwave, who enjoyed hits in the UK and US with "Boogie Nights", "Always and Forever", "Mind Blowing Decisions", and "The Groove Line".

[25][26] Blue has provided soundtracks and/or themes for various productions: Alexander the Greatest Shirley's World Lift Off Billy Liar Come Midnight Monday Praying Mantis Puhd Aineet Dia Spot Autogrip Oppenheimer Faszinationen Sharp Intake of Breath Sex in the City Breaking Bad The Getdown Path to 911 Only Fools and Horses Coronation Street The Benny Hill Show Eastenders Eyes of Laura Mars The Long Good Friday The Boy Who Won the Pools Chico and the Man Felicity Ishikawa Hiduni Kids World The Sweeney Girls, Girls, Girls Mackenzie Appointed Mompti Side by Side The Get Down The Real Bruce Lee Crocodile Borg vs. McEnroe Anita & Me Top Boy Money Heist British Airways Walls Honda Ford Fabreze