Kick off a new Fishtown beer garden

What BYOC (that's "chair") for a free live music show under the El at the opening night of this new spot — which will eventually house a working brewery.
Where Evil Genius Brew Garden at 1727-31 N. Front St. 19122
When July 8, 2016 at 5:00 pm to 10:00 pm
How much Free / Pay-as-you-go food + drink