Christina Aguilera -- Jersey Girl?

12/4/2009 10:32 AM PST BY TMZ STAFF
Here's Staten Island born Christina Aguilera in her "Dirrty" days back in 2003 (left) -- and Nicole, aka "Snooki," from MTV's "Jersey Shore" (right).

Christina Aguilera & Snookie
One of 'em is currently accepting "Guido applications."

We're just sayin'.