« All EventsThis event has passed.Pineapple Upside-Down Cake DayApril 20« Poetry & The Creative Mind DayChickpea Day »April 20, 2026 is Pineapple Upside-Down Cake Day. Enjoy it your way. Add to calendar Google Calendar iCalendar Outlook 365 Outlook Live Share:FacebookXWhatsAppThreadsTextMore… Details Date: April 20 Event Tags:DidYouKnow, FoodHolidays, WhatzToday