Food Safety Report: Knott's Berry Farm, Beach Boulevard, Buena Park, CA, USA 3 months ago • details 63 Comments Comment Suspected food poisoning. Symptoms: Vomiting, Stomach Pain, Chills, Headache Suspected source: The chicken tenders/fries as long as the burgers Onset: Less than 4 hours Duration: 12 to 24 hours Sick: 2 people