Definitely a harbinger of the zombie apocalypse.
"We have located emission-0 at a small, take-away curry shop on East Northampton Street. Apparently, he was served a new, experimental curry concoction by the chef, a Mr. Abdul Alhazred. A passerby reports that he stood up, shouted "holy crap that's good!" and collapsed over his table. Approximately 20 seconds later, the passerby heard "a small explosion" and saw other patrons staggering out holding their noses and gasping. Shortly thereafter, their words became garbled and they began to moan and approach other people on the street and attack them."