Jennifer Aniston and Owen Wilson had lots of smiles for the cameras this morning at the Rome photo call for Io & Marley. Jen traded in her floral print dress for basic black and looked comfortable as usual on her costars arm. This time the two got to pose against a pretty outdoor backdrop. Owen enjoyed Paris with Kate Hudson last weekend so maybe there will be a choice for John Mayer to come join Jen for a little European vacation while she's overseas.

To see more photos of Jen and Owen in Rome just