Jennifer Lopez puffs on cigarette playing grieving mother on the Atlanta set of Lila & Eve

She's never been known to be a smoker.

But Jennifer Lopez was spotted puffing away on a cigarette Tuesday while playing a grieving mother on the Atlanta set of her film Lila & Eve.

As Eve Rafael, the 44-year-old pop star appeared to enjoy miming a tobacco habit between takes on location at a church.

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Miming a tobacco habit: Jennifer Lopez was spotted puffing away on a cigarette Tuesday while playing a grieving mother on the Atlanta set of her film Lila & Eve

In the drama - due out next year - the American Idol judge and Viola Davis play mothers whose sons have been gunned down in a drive-by shooting.

The distraught matriarchs then team up for avenge their sons' deaths after local authorities fail to serve justice.

Lila & Eve is directed by Charles Stone III, who helmed Crazy Sexy Cool: The TLC Story, Mr 3000, and Drumline.

Not even lit! As Eve Rafael, the 44-year-old pop star appeared to enjoy miming a tobacco habit between takes on location at a church

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Inhale: Jennifer sucked on the cigarette - which might have been fake - even blowing rings while simultaneously flaunting her silver manicure

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Exhale: Smoke could be seen billowing out of the American Idol judge's lips

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Casual for JLo: The Parker actress was bundled up in a fur-collared suede trench, grey sweatpants, bright blue fingerless gloves, and gold sneaker wedges

Jennifer sucked on the cigarette - which might have been fake - even blowing rings while simultaneously flaunting her silver manicure.

The Parker actress was bundled up in a fur-collared suede trench, grey sweatpants, bright blue fingerless gloves, and gold sneaker wedges.