Star Tracks
The 90210 star marches on for a day of shooting on the show's L.A. lot. Plus: Nicole & Joel, Jennifer Aniston, the cast of Entourage and more
More from PEOPLE
DUTCH TREAT
Keira Knightley looks positively regal Wednesday at the London premiere of her movie The Duchess. The actress plays – what else? – an 18th-century duchess in the period film.
