He became friends with and regularly accompanied Herbie Flowers in his late teens after writing to the bassist for advice[5] and was a session bass player until the age of 30.

[5] Webley composed numerous other themes for the National Theatre, Arts Theatre, ballet, and radio including Ian McMillan's East Coast Girls, Emma Clarke's Share and Share Alike, and Neil Mossey's Stockport So Good They Named It Once.

Webley began presenting the Saturday late show on GLR in 1994 and continued until 1996 when he suffered a heart attack whilst on the air.

In 2002, he won the Sony Radio Academy Gold Award for Best Music Presenter[7] whilst on BBC Three Counties, where he launched "Cabbie Chat – The Rank Opinion", which ran every morning on his Milton Keynes Breakfast programme.

He appeared as an expert musicologist on various TV and radio programmes, including The Big Breakfast, Esther, Kilroy, 5Live Breakfast with Nicky Campbell, Radio 4's Today, John Peel's Home Truths, Moral Notes, and Landmark Places with Laurie Taylor.

He presented the BBC London 94.9 overnight show from August 2006, at the time of his death occupying the 2 am until 6 am slot Monday to Saturday.

His band the G Spot[5] played their first gig on 28 August 2010 for Natalie Cassidy at the National Theatre, South Bank, London.

Webley was married to Sheila and had two sons (Harry and Twig), two daughters (Natalie Jayne and Clare), and three grandchildren.