Jennifer Aniston: Letterman Today, Premiere Tomorrow!

Jennifer Aniston smiles for photogs outside the Ed Sullivan theater prior to taping her appearance on Late Night with David Letterman on Monday afternoon (March 15) in New York City.

The 41-year-old actress arrived to the studio with her BFF hairstylist Chris McMillan.

Jen will be premiering her new movie, The Bounty Hunter, tomorrow in the Big Apple with co-star Gerard Butler. You can try to catch a glimpse of the twosome at the Ziegfeld Theatre on West 54th St (near 6th Ave).