Food Safety Report: B-Bop's, Fleur Drive, Des Moines, IA 50321, USA 4 months ago • details 498 Suspected food poisoning. Symptoms: Nausea, Vomiting, Fever, Headache Suspected source: Chocolate milkshake Onset: Less than 4 hours Duration: 12 to 24 hours Sick: 3 people