The Mystery Files of Shelby Woo - Season 3 Episode 5
The Hot Dog Mystery

A sudden bout of food poisoning hits the cafeteria at Space Coast High, and Shelby searches her school for suspects. Could it be the work of a rival meat supplier? A nasty cafeteria employee? Or someone trying to send a message to the school administration? And if Shelby cant find out how someone made the kids sick, is there a chance it can happen again?