Closest t-bana is Östermalmstorg (back of train coming from centralen).
chalk talk at Norrmalmstorg but if early, come to Smålandstorget and drink beer.
The on inn is Stockholm Beer Fest. No entry fee, buy tasters from the different craft beer stalls and eat hotdogs. Expect to be outdoors.
There will be nowhere to store your bags. Bring your bag with you on trail.
Arrive early if you wish to drink before, as well as after!