Most of the fans were well-behaved, but there were a few incidents of public drunkenness, marijuana smoking, fights and vandalism.
And when the three-hour event was over, the streets of Pacific Heights were strewn with Coors Lite cans, ski wax flyers, Starbucks cups and other trash.
"Four o'clock can't come soon enough for us," said San Francisco Police Capt. Kevin Dillon, who was among the 50 or so police officers staffing the event.