Bear up! Bear down!
You know what happens if you stop, don't you? The New Year's Eve hangover catches up. So why not just power through the next day with some of the most fortifying party crews in town? Si se puede, honey.
Here's the wheres and whenfors of one of the few days left when SF feels truly old school underground, and you can party for 28 hours straight. All whirligigs start Wednesday morning or afternoon: