Food Safety Report: AMC DINE-IN Stonebriar 24, Preston Road, Frisco, TX, USA 9 months ago • details 372 Suspected food poisoning. Symptoms: Nausea, Stomach Pain, Cramps, Headache Suspected source: popcorn Onset: Less than 4 hours Duration: 12 to 24 hours Sick: 2 people Additional information: gagging and dry heaving, but no vomit