As the holiday season approaches, Christina Aguilera kicked off her birthday week in the most sensational way possible. On December 18, the iconic singer celebrated her 44th birthday by sharing a stunningly sultry photo on social media that left fans buzzing.

In the provocative black-and-white image, Aguilera is seen wearing nothing but a daring black leather hat, hot pants, and strappy stiletto heels. The singer cleverly uses her right hand to cover her bare breasts while her left hand rests on her thigh, exuding an air of confidence and empowerment. She captioned the snap with a playful twist, writing, "Birthday Suit #44," embracing the idea of self-love and body positivity.

Fans quickly took to the comments section, noting that this confident moment echoed her iconic look from the 2010 film "Burlesque," where she starred alongside Cher as the aspiring artist Ali. Many appreciated this nod to her earlier work and noted how Aguilera continues to evolve while maintaining her signature boldness.

The celebration comes shortly after Aguilera made waves in September, commemorating the 25th anniversary of her self-titled debut album. She collaborated with Spotify to revisit her 1999 classic, reimagining her hits with contemporary artists. Among the highlights was her collaboration with Machine Gun Kelly to breathe new life into "Genie in a Bottle," as well as a fresh rendition of "Obvious" with producer Ron Fair and songwriter Heather Holly. This creative endeavor showcased her enduring relevance in the music industry and her ability to continue captivating audiences with innovative interpretations of her timeless tracks.

As she embarks on this new year of life, fans are eagerly anticipating what Aguilera will unleash next, both in terms of music and her ever-impressive aesthetic. Stay tuned, because if this birthday post is any indication, Christina is just getting started!