People tend to check in during these times:
Even when there are no events going on, it's a beautiful place to take a walk. It's also fun watching people surf Brennan's wave.
Great park and all the festivals are the same: good music and micro brew
Check out the farmer's market on Saturday mornings for fresh produce, baked goods, and local treats. There is a yoga class on the lawn by under Higgin's Bridge at 10 am, too.
Ahh the magic at this park! Brew Fests are always special.