Entertainment Music Christina Aguilera Previews Vegas Show with Sultry Rendition of 'Guy What Takes His Time' from Burlesque The Grammy winner shared a peek at what fans can expect from her upcoming Las Vegas residency By Charna Flam Charna Flam Charna Flam is a writer-reporter at PEOPLE. She has been working at PEOPLE since 2023. Her work has previously appeared on Variety, The New York Post, and The Wrap. People Editorial Guidelines Published on December 21, 2023 12:38AM EST Close Christina Aguilera . Photo: Xtina/Instagram The countdown for Christina Aguilera's Las Vegas residency has begun. The singer, 42, released a sneak peek rehearsal video for her upcoming Las Vegas residency on Instagram Wednesday. Throughout the short video, she sings “Guy What Takes His Time” from Burlesque, the 2010 film she made with Cher. As Aguilera rehearses the sultry movie musical number, she’s recorded marking a few dance moves before belting out the song. The singer treats the camera to a couple of her iconic vocal runs as the video concludes. Christina Aguilera in Las Vegas on Dec. 20, 2023. Xtina/Instagram The actress rehearsed the fan-favorite song while wearing a pair of thigh-high black leather boots, a black jersey shirt-dress and a black satin baseball cap, with a pair of oversized black sunglasses. “10 days ‘til show day 🎤,” Aguilera captioned the post. On Saturday, the "Genie in a Bottle" singer shared an Instagram carousel teasing opening night. In the series of photos, Aguilera posed on a celestial-inspired stage in various metallic outfits. "Two weeks ‘til opening night 💎," she captioned the post. Aguilera will be performing shows at the Voltaire Belle de Nuit venue at The Venetian Resort in Las Vegas beginning Dec. 30. Christina Aguilera’s Daughter Summer Makes Rare Appearance at Mom’s 43rd Birthday in Vegas When the "Dirrty" singer announced the residency in October, she shared a peek at what's to come by displaying a new blonde hairdo. “Immerse yourself in the fusion of art and music 💎," she wrote on Instagram. “I’m bringing an intimate, seductive and sophisticated new show to Las Vegas," Aguilera continued. “@voltairelv will allow me to be up-close-and-personal with YOU for a truly modern twist on the performance experience." Christina Aguilera teases Las Vegas residency as she debuts chic blonde bob. Christina Aguilera/Instagram Never miss a story — sign up for PEOPLE's free daily newsletter to stay up-to-date on the best of what PEOPLE has to offer, from juicy celebrity news to compelling human interest stories. The Burlesque star will reportedly be executive producing a stage musical adaptation of the film. Entertainment Weekly reported in late September that the stage adaptation will be written by Steven Antin, who wrote and directed the movie. The stage version will reportedly include songs Aguilera, Sia and Diane Warren wrote for the film, as well as new numbers by Todrick Hall. The production is expected to premiere in the U.K. in the future, EW reports.