When eccentric photographer Stefani DePino comes to Thompson Brook to take school pictures in the midst of an acne epidemic, Lunch Lady, Betty, and the Breakfast Bunch learn that Stefani is using them to break into the world of high fashion.
Lunch Lady, Betty, and the Breakfast Bunch are excited about their up-coming bake sale, but when all the treats go missing, Betty and the Bunch work together to find out who is sabotaging their endeavors.
While the Lunch Lady and the Breakfast Bunch are on a field trip to a local art museum, the Breakfast Bunch realizes that some of the artwork has been replaced with fakes and set out to find the thief responsible.
The school lunch lady, a secret crime fighter, sets out to stop a group of librarians bent on destroying a shipment of video game systems, while a group of students known as the Breakfast Bunch provides backup.