Food Safety Report: Smashburger, South Casino Drive, Laughlin, NV, USA 1 year ago • details 14 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps, Chills Suspected source: Cheeseburger from smashburger Onset: 12 to 24 hours Duration: 4 to 12 hours Sick: 2 people