dress codes for Restaurants in NOLA

So slacks and short sleeve shirt button down shirt will get me into GW Fins and Commander's? The reason I am asking is because it's going to be in early June and HOT!

Not if you look like this dude.

<a href="http://s37.photobucket.com/albums/e65/dixmitty/?action=view&current=fallingdown.jpg" target="_blank"><img src="http://i37.photobucket.com/albums/e65/dixmitty/fallingdown.jpg" border="0" alt="Photobucket"></a>