Word is the pop star is engaged to Luc Carl, an ex with whom she reconciled lately.

The pop diva has already met his family in Nebraska, reports Life & Style. Spies there said she wore vampy boots and fishnet stockings to a bowling rink near his family's home outside of Omaha. We can't wait to see the ring.

SING YOUR HEART OUT

Had enough of Christina Aguilera yet? Well, here's more. She'll sing the national anthem at the Super Bowl in Texas on Feb. 6.

Xtina has xperience -- she was part of the halftime show during the 2000 Super Bowl (the Black Eyed Peas have that honor this year).