Christina Aguilera made a surprise appearance at Sabrina Carpenter's concert at the Crypto.com Arena in Los Angeles on Friday ...

Aguilera, 43, strutted into the venue, wearing a black bustier and over-the-knee silver boots while performing a vocal riff ...

Sabrina Carpenter brought out Christina Aguilera for a surprise performance during the first Los Angeles show of the final ...

The 25-year-old “Espresso” singer surprised fans at L.A.’s Crypto.com Arena when she welcomed the iconic pop star, 43, on ...

At Crypto.com Arena on Friday, Carpenter delivered a concert worthy of her place as one of biggest pop stars of the year. She ...

Sabrina Carpenter brought sparkle and sarcasm — plus Christina Aguilera — to Los Angeles on her 'Short n' Sweet' tour.

Fresh from being nominated for half a dozen Grammy Awards, the 25-year-old pop star brought her tour behind this year's ...

Sabrina Carpenter‘s Short n’ Sweet Tour concert in Los Angeles became even more special with Christina Aguilera’s surprise ...

Hailey Bieber stepped out in a chic post-baby look during a night out with Kendall Jenner at Sabrina Carpenter's concert in ...

Aguilera sang her hits “What a Girl Wants” and “Ain’t No Other Man” as she joined Carpenter onstage at Crypto.com Arena.