Lindsay Lohan LLohanupset072208_11_X17.jpg

But why?

The Hollywood starlet recently wrapped her latest film - Labor Pains - in LA, and is currently shooting scenes for a recurring role on Ugly Betty - she plays "Kimberly" and dons a Flushing Burgers work uniform - in NYC. Plus she's looking thinner than ever! So why the perturbed face?

Start smilin', Linds!