brunch in Las Vegas is the Sunday Ballys Sterling Brunch.

All you can drink Perrier-Jouët Champagne, Lobster, Caviar and the most awesome service ever for a buffet.

Its a little on the high side at $85 but its a must do at least once.

Here is a link:
https://www.caesars.com/ballys-las-vegas/restaurants/sterling-brunch?social=LasVegasBlog_bl_ballys