The 29-year-old singer took to the dance floor after giving her first performance since announcing her split from husband Jordan Bratman
Earlier in the evening the chart topper had belted out a number of her hits during Justin Timberlake's charity concert in Sin City.
'Still in the mood to party', according to People, Aguilera and her group headed to Tao nightclub where the songstress stayed until 3 am.
It was revealed last week that the chart topper has filed for divorce from Bratman after nearly five years together.