Closed for Labor Day

My sister is here visiting for a day while she is here on business. We tried to take her to some of our favorite places to eat, but nearly everything was closed. After finding a place for lunch, we wanted to check out our favorite frozen yogurt gig, but alas, it was closed too. Here is a picture of their sign that they posted, notifying folks that they would be closed today (hopefully you can see it okay, I took it with my cell phone):