October marks National Pizza Month! California Pizza Kitchen joins Cheddar with some fun pizza facts. According to a survey, Americans spend an average of $570 a year on Pizza. In honor of National Pizza Month, Brian Sullivan, SVP of Culinary Innovation at California Pizza Kitchen, says the company is bringing back the fan favorite, Shrimp Scampi Pizza. Pizza lovers also have the chance to win a year's worth of free pizza by sharing their favorite memory with CPK.