It is a wonderful organisation, and does wonderful things. I too used to go to C# House 40 years ago when Jack and Margaret King ran the Cellar Club.
It has always, and will always have/had jokes made about it, get over it, there's no malice in it, well not on my part anyway.
It's 'The Establishment' for Christ's sake, establishments always get knocked, it's human nature.
Giok