These might be the dog days of August but our tails are wagging at all the fun stuff to do this weekend. So let's get to it, shall we? (As always, be sure to double check event and venue websites for any last-minute changes in health guidelines or other details.) Meanwhile, if you'd like to have this Weekender lineup delivered to your inbox every Thursday morning for free, just sign up at www.mercurynews.com/newsletters or www.eastbaytimes.com/newsletters.