Jennifer Lopez flaunts abs as she prepares for tour

Jennifer Lopez works hard — and has the hard abs to show for it.

The 49-year-old singer, actress and dancer posted a gym selfie on Saturday, writing, "Getting it in right before rehearsals. Almost tour time."

Commenters including Khloe Kardashian, who simply left a series of tongue-out emojis, and Kristin Chenoweth, who called Lopez her "inspiration."

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Lopez has been hard at work preparing for her upcoming North America arena tour, set to kick off this summer.

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In March, Lopez flaunted her taut tummy in a hot pink bikini while filming "Hustlers," in which she stars alongside Constance Wu and Cardi B as a stripper.

In January, J.Lo showed off her midsection while in the midst of a 10-day challenge of eliminating sugar and carbs from her diet.

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Last week, Lopez posted a photo promoting eco-friendly athletic leggings while showcasing her six-pack abs and toned arms.