Sia's Face Accidentally Revealed During Concert

Sia‘s wig accidentally reveals her face while performing at the opening night of SeriesFest: Season Two at Red Rocks Amphitheatre on Wednesday (June 22) in Morrison, Colo.

The 40-year-old entertainer is famous for keeping her face hidden by her wig during her performances, but it appears a bit of wind caused her to become exposed.

PHOTOS: Check out the latest pics of Sia

“thanks to everyone at #RedRocks for waiting in the cold for so long, and to the #SeriesFest for taking such great are of us!,” Sia tweeted that night.

10+ pictures inside of Sia in concert as her face is becoming exposed…