I happened to catch this on another forum...
https://www.usatoday.com/story/sports/nfl/colts/2025/05/21/jim-irsay-guitar-collection-music-memorabilia/83780493007/

A couple years ago, he purchased the '76 Custom 'continuously fretted' Series bass John McVie used to play The Chain, and many other tracks with, at auction. His guitar collection was/is incredible.

This came up on Doug Irwin's instagram: https://www.instagram.com/p/DJ8GEICuztW/