McDonald's is set to spice up its menu with exciting newcomers: the Shamrock Shake and the Oreo Shamrock McFlurry.

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Birth of Bliss: Introduced in 1970, the Shamrock Shake celebrates over five decades of minty indulgence

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Sweet Kick-Off: This year's return on Feb. 5 beats last year's comeback by over two weeks, giving fans an early taste of delight

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Oreo Extravaganza: Meet the Oreo Shamrock McFlurry, a $4 sensation with crushed Oreo cookies - a delightful spin on the classic shake.

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Caloric Chronicles: A medium Shamrock Shake boasts 540 calories, a sweet compromise compared to vanilla and chocolate counterparts

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McFlurry Madness: The Oreo Shamrock McFlurry stands strong at 560 calories, outshining its regular Oreo counterpart.

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Golden Anniversary: The Oreo Shamrock McFlurry made its debut in 2020, celebrating the 50th anniversary of the Shamrock Shake

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Subway Cookie Craze: Amid shakes, Subway footlong cookies find love, creating a demand frenzy that even the chain struggles to meet.

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Double Big Mac Saga: Introduced on Jan. 24, the Double Big Mac features 4 beef patties, more sauce, but not double the cheese.

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Caloric Clash: The Double Big Mac boasts a whopping 780 calories, overshadowing the traditional Big Mac at 590

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Limited Run Delight: Don't miss out - the Double Big Mac is still gracing McDonald's menus, but for a limited time

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