Christina Aguilera is back, y'all.

The pop superstar performs in Houston for the first time in more than a decade as part of a 22-city tour.

Aguilera performs Nov. 1 at Smart Financial Centre at Sugar Land. Tickets go on sale at 10 a.m. May 18 via Ticketmaster.

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Her eighth album, "Liberation," is due June 15. It's Aguilera's first in eight years and includes the single "Accelerate." She'll perform a new duet with Demi Lovato, "Fall in Line," at the May 20 Billboard Music Awards.

Every online ticket purchased for Aguilera's tour will include a standard CD copy of her "Liberation."

Aguilera kicked off her last outing, the Back to Basics Tour, in Feb. 2007 at Toyota Center.

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