Originally Posted by You
While I agree with you about proper dress attire for the WA Cocktail Party & the Captain's Party, I do not think shows an "extreme lack of class" to attend the shows or the Champagne Waterfall in casual clothes. You can view the waterfall from many floors around the atruim so what anyone is wearing is no concern to me and does not make or break my cruising experience. This is just my opinion just as you stated your opinion and no matter what that's all it is....an opinion. Again, this is why you now cruise Celebrity. Enjoy.
Just to be clear, what I stated is NOT an opinion. Rather, it's what you would find in any manual of social etiquette.