I'm not dropping this, no matter how many people don't believe.  This is a matter of national security, people!

Liv Tyler is up to something, and I won't rest until I know which side she's on!  You'll thank me someday.

I'm also entertaining the possibility that she's just a big Audrey Hepburn fan. 

The proof: 

Liv Tyler Spy Theory Part I 

Liv Tyler Spy Theory Part II 

Yes, Milo is in on it.

Photo: Jezebel