Britney Spears Can't Stop Showing Off Her Insane Abs -- See the New Pic!

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Britney Spears keeps showing off her incredible abs!

The pop star shared a new snap to Instagram on Monday showing off her insanely toned figure.

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Britney continues to flaunt her midriff in photos. Despite being accused of sharing a Photoshopped poolside bikini pic of herself two weeks ago...

...the 34-year-old posted a couple more pics this week that highlight her killer midsection.

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Of course, the skin-baring shots could just be indicative of how much fun Britney's been having in the sun! The Las Vegas residency performer shared a vacation video on Saturday -- set to a-ha's "Take on Me" -- that adds another delightfully bizarre element to what has already basically become the greatest Instagram profile of all time.

Meanwhile, Britney gave a sweet message to her sister Jamie Lynn Spears, who celebrated her 25th birthday on Monday, writing, "Happy 25th birthday to my amazing sister!! ?? Love you @jamielynnspears!"

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Watch the video below for more of Britney being Britney!