Christina Aguilera on Rock The Vote

Pop Princess, Christina Aguilera hosted the "Rock The Vote" event at the Esquire House in the Hollywood Hills in LA. The sexy mommy looks passionately hot sporting a black dress & knee-high black leather boots.

Meanwhile, Her upcoming greatest hits album, “Keeps Gettin’ Better — A Decade of Hits” will be released on November 11, so watch out.

Photos of Christina Aguilera in 2008 MTV VMA Arrival

OMG! Christina Aguilera is definitely back! I so so love her new hairdo, hawt! Many are commenting that she copied Lady Gaga's look, but it's different eh? Christina Aguilera is much much prettier.

I definitely give props to her 2008 MTV Music Video Awards performance of "Genie in a Bottle" and her new song "Keeps Gettin' Better" The queen of pop is back :)