Research in process and posting in real time, but perhaps a specialist editor will take an interest in properly getting this work processed:
As best I can determine, the song was written by Maury Laws and Jules Bass .., originally performed by Mickey Rooney and Keenan Wynn .., and originally released on the TV special ""Santa Claus Is Comin' to Town":
https://en.wikipedia.org/wiki/Santa_Claus_Is_Comin%27_to_Town_(film)
Promo:
https://www.discogs.com/Fred-Astaire-Santa-Claus-Is-Comin-To-Town/release/585565…
Same recording was likely released via typical media on:
https://www.discogs.com/Various-Rudolph-Frosty-And-Friends-Favorite-Christmas-So…
https://www.discogs.com/Various-A-Classic-Cartoon-Christmas/release/8417465
Release still under review, but the cover that brought the work back to my attention found on:
https://www.discogs.com/Various-The-Night-Before-A-New-York-Christmas-Past-Post-…
Likely, but unconfirmed cover:
https://www.discogs.com/The-JimmiesDaryls-Christmas-carols-/release/13009394