Yes wonderful breakfast!

Per this menu, it looks like they do have a reuben: https://waitrapp.com/restaurants/ms/biloxi/burger-burger-biloxi/3291

No

Cajun crawfish hut has the best fried mushrooms I have found.....hwy 90...Long Beach

You can get that many in the front. It isnt run down it is a historic building thats hasnt been upgraded. They make their own sauce for the burgers that come on fresh baked buns. You may like it and you may not.