The hitmaker suffered an touchy nip slip during her energetic set at Planet Hollywood’s AXIS venue.
The 35-year-old was operating to a star-studded crowd which included comedian Amy Poehler when the primary mishap happened.
Wearing her tresses down under a wide-brimmed hat, Britney looked marvellous as she paraded around the stage in a black, embellished bra.
The singer’s left nipple was pronto impossible to miss after her tiny outfit came out of place as she hopped around in a red feather boa.
Britney Spears caused a stir in Las Vegas eventually night
Britney Spears exposed her nipple as she performed on stage
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Las Vegas again looks so pretty from above! Happy to be back
Interval, Britney’s barely-there outfit also made the most of her incredible curves and separated complete with strappy detailing across the tum and cut-out knickers.
She wore the look with homologous suspenders and heeled shoes as she wowed the crowds once again, in the future her shows in Vegas come to an end on New Year’s Eve.
It is not the first time Britney has had an on-stage collection malfunction, and comes after her blunder back in February.
Britney Spears suffered a closet malfunction back in February
Britney Spears ends her residency next month
“Vegas always looks so pretty from above! Happy to be side with! See you guys tonight,” she had tweeted her 55.9 million Twitter followers hours in the future.
Britney has also added: “Wow!! Look at these gorgeous heels!! Appreciation you so much @JLo! #GiuseppexJennifer.”