Food & Drink
Smashburger: Free Birthday Milkshake
📍 Smashburger (Multiple NYC Locations) · Multiple Locations
Multiple Locations, New York, NY, Multiple Locations, New York, NY
📅 Thursday, January 1, 2026
🕐 During store hours, valid birthday month
Free
Smashburger loyalty members get a free milkshake during their birthday month — higher tiers potentially get even more. NYC locations in Midtown, Times Square, and other areas. Sign up through the Smashburger app. Known for their smashed-flat burgers and hand-spun Häagen-Dazs milkshakes
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