I think some celebrities, those who like to put their profile out there, and lots don't, lost the plot during the lockdown, when they displayed the horrors of being cooped up in one of their sprawling mansions complete with extensive grounds fairly sizeable home and garden, in a rather thick skinned way as if it were some sort of endurance test, occasionally mentioning it was impacting on their mental health. Meanwhile back in the real world, many people confined to flats, or rooms even, with no access to outside areas.
It's not really about a big costly wedding, that is the prerogative of those who can afford it, but the wisdom of having that publicised quite the way it has been, right now comes across as showing off for the sake of showing off! The world is going through dangerous and very difficult times., such a massive disconnect it's like some parallel universe.
We seem to live in world where people such as the Kardashians for example, have become incredibly wealthy for no particular reason, with no particular talent and then use every opportunity to flaunt their material possessions creating a simultaneous desire in some to emulate them and a discontent because they won't be able to.