National Cheeseburger Day National Cheeseburger Day is Saturday! When you dine at The Assembly, buy one burger, get the second one for 1/2 price! (of equal or lesser value). + Add to Google Calendar + iCal export Date Sep 18 2021 Local Time Timezone: America/New_York Date: Sep 18 2021 Time: 10:00 - 20:00 Share this event