Conceded - but most people won't really have much recognition of that. They'll just jump on a relatively rare opportunity to see one of the great artists of the era.
Plus, FWIW she did do very well at her one big UK solo show (BST).
I was wondering if it may be some of those juke box shows they promote. E.g. they have James Brown, Taylor Swift, Whitney, etc, on the go at the moment