Britney Spears & Matt Leinart dirty, dancefloor groping

According to gossip queen, Perez Hilton, Britney Spears is dating footballer Matt Leinart.

Matt Leinart, 23, is a quarterback for the Arizona Cardinals, and won the 2004 Heisman Trophy Award as quarterback for the University of Southern California.

In October, Matt Leinart and Brynn Cameron welcomed their first child.

Leinart, has been linked with Paris Hilton, Jessica Simpson’s former assistant Cacee Cobb and Laguna Beach’s Kristin Cavallari.

Gossips tell , Perez Hilton about their on floor groping and indiscreet behavior with each other at a club in Arizona.

Britney and her family have been in Scottsdale, Arizona, and have spent some time there in the past with her ex Federline in 2005. Reported Perez Hilton.

Spears was made at the club Jackrabbit Lounge. "The awful hair extensions were gone and the chic blonde bob was back Plus....Spears was totally macking it with none other than Matt Leinart!" States Perez Hilton.

"Her attention was focused on Matt all night long!"

"Friday night he was playing Britney Spears!" Said Hilton.

Britney is heading to Las Vegas, where Spears will ring in the new year at Pure in Caesar's Palace.