The Barton sisters are a near-identical match during an outing in Beverly Hills. Plus: Marcia Cross, Fergie, Lindsay and more

ALL IN THE FAMILY

Rob Lowe and Rachel Griffiths get together Monday at the Museum of Television and Radio's 24th annual PaleyFest in West Hollywood to chat about their ABC series, Brothers & Sisters. Speaking of siblings, Lowe told PEOPLE he'd like to hook up with younger brother Chad on a future project: “If something were to come up that was great, I would love to do it.”