Yes; they ran out of chowder- but my understanding was the chowder tasting was from 12pm to 2pm, but the festival ran longer-until 6pm. I tasted from @ 1pm to 2:30pm and no one had run out; however, when I was leaving I thought they maybe should not have still been charging admission, as several restaurants were out by then.
And yes; I totally agree with the other review--O'Charleys was my LEAST favorite;