The Pizza Mystery (Boxcar Children #33)

Description

Who is trying to force Piccolos' Pizzeria to close its doors, and why?

Henry, Jessie, Violet, and Benny are helping out at a pizzeria that is run by their old friends, the Piccolos, who have been having lots of trouble keeping their business going. Working at the little restaurant is lots of fun but the children sense a mystery. Is someone deliberately trying to shut down the Piccolos' Pizzeria?