A horde of approximately 20,000 zombies is expected to overrun the 16th Street Mall on Saturday October 19th. Free MallRide service will be suspended from 1pm until 6pm or later. Downtown light rail service may also be impacted.
Madness string 2734
I try to expect it's much more serious then the extent people talk about something, because in my experience what people do say is the tip of the iceberg. People can be so shocked like there were no signs, but they were there all along, people just didn't take them seriously enough.