12/31/2013 AT 06:00 PM EST
is how to survive a wardrobe malfunction!
just keeps on dancing
when her costume falls open, showing the audience her entire bare back and threatening to reveal much more during the second night of her residency at Planet Hollywood in Las Vegas. (Check out the video below.)
The pop star is quickly aided by two of her backup dancers, who struggle to get the glittery top back in working order as the singer performs her hit song "Circus."
Spears revealed some nerves before the opening of her show, "Piece of Me," in a behind-the-scenes E! documentary, I Am Britney Jean
. She also confessed to being shy
and admitted that she once felt "alienated from the public" after incessant media scrutiny forced her to hole up at home.
But the night before her Vegas debut, Spears's anxiety morphed into excitement, evident in a sexy Twitpic
she posted of herself, along with the caption, "Can't believe the 1st show is almost here!!!"