A Nightingale Sang in Berkeley Square.  Sinatra in London.  From the 1962 album Frank Sinatra Sings Great Songs of Great Britain, here is the Eric Maschwitz and Manning Sherwin classic. Arranged and conducted by Robert Farnon.

Credits:

Theme music by Erik Blicker and Glenn Schloss
Edited by Katie Cali
Mixing and mastering by Amit Zangi