Is Britney Back To Her Old Tricks?

Sure, she could have gone back to blonde because she realized how awful the ratty brown locks looked, but when Brit squeezed into a barely there dress and made all sorts of crazy faces last night, we totally took a trip down memory lane! Just what was Britney doing getting all hot and sweaty at a jazz club in downtown LA? I mean, where was Jason? And what's with the expressions on her face? And the sunglasses at night? And in case you missed it before, here you go again... Is the pink wig loving Britney back from the dead?