NINETIES pop fans have been left doing a double take after spotting a new video of her on stage.
The stunning singer, 43, was captured on film while performing in Las Vegas but not everyone has recognised who she is.
Nineties pop fans struggled to recognise this star The singer wowed crowds in Las VegasThe stunning lady in question is US star Christina Aguilera, who burst onto the pop scene in 1999.
It has now been 25 years since the release of her debut...