Christina Aguilera on Demi Lovato's Support, and Adam Levine Leaving ‘The Voice’

Christina Aguilera is taking over Las Vegas! The superstar officially kicked off her residency "The Xperience" at Zappos Theater in Planet Hollywood Resort & Casino on the Las Vegas Strip on Friday.

“Extra’s” Renee Bargh caught up with Christina, who talked about the show, dished on Demi Lovato attending opening night, and news that her fellow “Voice” coach Adam Levine is leaving the show.

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