Christina Aguilera made a surprise appearance at Sabrina Carpenter's Los Angeles concert on November 15, as part of Carpenter's Short n' Sweet Tour. The two artists performed Aguilera's hits 'Ain’t No Other Man' and 'What A Girl Wants', reminiscent of their earlier collaboration for the 25th anniversary of Aguilera's debut album. Fans shared videos of the performance on social media, marveling at Aguilera's powerful vocals and dynamic stage presence. Both artists wore black outfits, with Aguilera sporting a black corset and sparkly boots, while Carpenter opted for lace capris and a glittering robe. This collaboration highlighted the mutual admiration and influence they have had on each other's careers, with Carpenter expressing how Aguilera inspired her from a young age. The concert is part of Carpenter's ongoing tour, with additional shows scheduled in Inglewood during the weekend.