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| Starts | 25 Dec 2025 (Thu) | Ends | 5 Jan 2026 (Mon) |
|---|---|---|---|
| Location | Not Specified |
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Shake Shack Singapore rolls out its festive Shackmas Advent Calendar, bringing cheer, value and indulgence to burger lovers islandwide.
This limited-time seasonal promotion features 1-For-1 Christmas treats that change every two days, making it a fun and rewarding way to enjoy Shake Shack favourites with friends, family or colleagues.
Running from 25 December 2025 to 5 January 2026, the 12-day Shackmas Advent Calendar is available exclusively via checkout on Happy Point Singapore. Each day unlocks a new 1-for-1 deal on selected Shake Shack items, perfect for festive catch-ups, post-shopping refuels or casual meals out.
How the Shackmas Advent Calendar works
- Choose your Shake Shack favourites on Happy Point Singapore
- Key in the daily promo code shown for that date at checkout (codes are case-sensitive)
- Enjoy 1-For-1 treats on selected items during the promotion period
Deals are valid only on their respective dates, so fans are encouraged to check the calendar daily and plan their treats ahead.
Shackmas Advent Calendar deals
The following dates have item names and promo codes shown on the Shackmas Advent Calendar. Promo codes are case-sensitive.
- 25-26 Dec: Cheese Fries – Promo code: SHACKMASCHEESE
- 27-28 Dec: Shack Attack (Single) – Promo code: SHACKMASATTACK
- 29-30 Dec: 50/50 (Small) – Promo code: SHACKMASFIFTY
- 31 Dec-1 Jan: ShackBurger (Single) – Promo code: SHACKMASSHACK
- 2-3 Jan: Shroom Burger – Promo code: SHACKMASSHROOM
- 4-5 Jan: Chicken Bites (6-Count) – Promo code: SHACKMASBITE
Get Happy Point Singapore
As the promo is redeemed at checkout on Happy Point Singapore, download the app below:
- Google Play Store
- Apple App Store
- Shake Shack Singapore menu: View the official menu
- Shake Shack Singapore homepage: Shake Shack Singapore
Tip: Promo codes are case-sensitive, so copy and paste where possible to avoid errors.
About Shake Shack Singapore
Shake Shack is a modern-day roadside burger stand known for its 100% all-natural Angus beef burgers, crispy chicken sandwiches, flat-top beef dogs with no added hormones or antibiotics, spun-fresh frozen custard and iconic crinkle-cut fries. Beyond food, Shake Shack is recognised for its community-driven approach and commitment to quality ingredients and thoughtful sourcing.
Diners can locate their nearest outlet via the official store locator here.
- 89 Neil Road
- Jewel Changi
- Orchard Road
- Suntec City
- VivoCity
- Great World
- Gardens by the Bay
- Westgate
- Junction 8
- Sentosa
- One Fullerton
The Shackmas Advent Calendar adds a playful twist to year-end dining, rewarding Shake Shack fans with daily surprises and generous 1-For-1 value. Whether it’s burgers, fries or frozen custard, this festive promotion makes sharing good food even more satisfying. Mark the dates, key in the right codes, and make every visit count this Shackmas.
(Photos for illustration)
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