Here are some fun pizza trivia questions for you:

Question: What is the most popular pizza topping in the United States?
Answer: Pepperoni.
Question: In what city was the first pizzeria in the United States opened?
Answer: New York City.
Question: What Italian queen is credited with inspiring the Margherita pizza?
Answer: Queen Margherita of Savoy.
Question: What year was the first frozen pizza introduced?
Answer: 1957.
Question: How many acres of pizza do Americans consume each year?
Answer: About 100 acres.
Question: What is the world record for the largest pizza ever made?
Answer: 1261.65 square meters (13,580.28 square feet).
Question: What is the traditional dough made for Neapolitan pizza called?
Answer: "00" flour dough.
Question: Which pizza chain is known for its "30 minutes or less" delivery guarantee?
Answer: Domino's (though they no longer have this guarantee).
Question: In which country was pizza first delivered to space?
Answer: The United States (delivered to the International Space Station).
Question: What percentage of Americans say they enjoy pizza?
Answer: Approximately 94%.
Feel free to use these for a fun trivia night or as conversation starters!