Sending out an image of the prices for alcohol is not unique to the PGA Championship (hell, it's become a staple of Masters week even though the prices never change), but for some reason it always seems to be most controversial at the PGA. That was very much the case at Southern Hills in 2022, where a Michelob Ultra was running folks $18, a Stella $19. Four years later, and things have somewhat returned to normalcy at Aronimink, according to this image from Ben Parsons:

That's more like it.