Jessica Alba showed some skin while at a photo shoot in LA on Friday.

Beyonce Knowles and Jay-Z strolled through Portoferraio, Italy, on Friday.

Katie Holmes and Greg Kinnear were on set again for The Kennedys miniseries in Toronto today. They were filming a serious scene, reenacting the day that John F. Kennedy was assassinated. Katie even donned a pink suit reminiscent of the iconic Chanel number that Jackie wore on the actual day in 1963. She has a busy production schedule, but promotion for The Romantics is under way — she was featured in a J. Crew spread alongside costars Josh Duhamel and Adam Brody, and she was solo on the cover of New York Magazine.

Kate Hudson and Matthew Bellamy chatted over coffees at the Hotel Imperial Cafe in Vienna, Austria, yesterday. Since stepping out as a couple earlier this Summer, Kate and Matt have traveled the world together with a stop in LA and a stay in London. He's in the midst of a huge tour with his band Muse, and they're expected in Poland tomorrow for their next show. Kate, meanwhile, has free time to be Matt's number one fan after she wrapped up work on Something Borrowed earlier this Summer. She brought a script along for her meal with Matt, as she apparently goes through her movie options and sorts out what to shoot next.

Mike Comrie and Hilary Duff hit the beach during their honeymoon in Mexico this week.

Orlando Bloom and Milla Jovovich promoted The Three Musketeers in Germany on Friday.