Hoagy had the right idea

[Dorsetmike]

As old age creeps along

 

[wljmrbill]

Ain't it the truth....

 

[Dorsetmike]

There's a lot of his tracks for free on Archive.org, I think the term "Laid back" adequately describes him.

https://archive.org/search.php?query=hoagy carmichael&and[]=mediatype:"audio"