https://modpizza.com/pineapple-day-2022/
Today only, 6/27 - you can get a free MOD-size pizza on 6/27/2022 at select locations when you add pineapple. In-store only, while supplies last, at participating locations only. The locations are listed on that page in NJ, PA, WA, CA, OR, TX, IL, and AZ.