The Beach Boys at the Opry! This was historical.
The Opry allows three types of music: Country, Bluegrass, and Americana. The Beach Boys are definitely Americana.
I’ve said for years that they should be declared an honorary Country band. It is done.
https://m.youtube.com/watch?v=jt95RSxwuk4&pp=ygUTQmVhY2ggYm95cyBIdWNrYWJlZQ%3D%3D