Brit-Brit's Such A Tease!

A-HA! Wonder if this is the view from her room???
Moments ago, Britney Spears tweeted out this picture of the marquee at the Palms in Las Vegas. Below the pic was a caption:
"I wonder who the special guest is? -Britney"

Oooh! We know! We know! Pick us! Pick us!
Aaah-mazing!!!!

Whitney Port Minka Kelly Carol Grow Erika Christensen Emilie de Ravin