How Long Has This Been going On

How Long Has This Been going On a song by Hal McKusick Quartet on Soniditos

Taylor Made by Hal McKusick Quartet ,
You Don't Know What Love Is by Hal McKusick Quartet ,
They Can't Take That Away from Me by Hal McKusick Quartet ,
Lullaby for Leslie by Hal McKusick Quartet ,
Minor Matters by Hal McKusick Quartet ,
Blue-Who by Hal McKusick Quartet ,
By-Lan by Hal McKusick Quartet ,
What's new? by Hal McKusick Quartet ,
Interwoven by Hal McKusick Quartet ,
Give 'Em Hal by Hal McKusick Quartet ,
My Inspiration by Hal McKusick Quartet ,
Gift of the Magi by Hal McKusick Quartet ,
Can't We Be Friends by Hal McKusick Quartet ,
Step Lively Osie by Hal McKusick Quartet ,
Minor Seventh Heaven by Hal McKusick Quartet ,
Theme by Hal McKusick Quartet ,
How Long Has This Been going On by Hal McKusick Quartet ,
Immortal by Hal McKusick Quartet ,
You're a Lucky Guy by Hal McKusick Quartet ,
Alto Stratus by Hal McKusick Quartet ,
Brother Jack by Hal McKusick Quartet ,