From PEOPLE Magazine Click to enlarge
How does Matthew Perry (with Birds of America costar Lauren Graham at PEOPLE's portrait studio in the Wii Lounge Jan. 21) survive the Sundance snow? "Big boots. Big sweaters."

Sundance essentials for Maria Bello, who stars in Downloading Nancy and The Yellow Handkerchief? "Great jackets, boots, really good face moisturizer, my boyfriend."

Six-pack abs were just a wardrobe change away for Be Kind Rewind actor Jack Black, who also donned footwear fit for Park City, Utah. "I had to steal boots from the set of the movie I'm working on," said Black, who is filming Year One. "We're in Louisiana, and there aren't a lot of places that sell snow boots there." The comedian, who has 19-month-old Samuel, also told PEOPLE he's excited to have baby No. 2 on the way: "Since I've got one under my belt, I know what to expect."

Mary-Kate Olsen (who plays a flirt in The Wackness) made a beeline for Colin Farrell at a Jan. 17 bash for his film In Bruges.

She didn't address her December DUI arrest, but Mischa Barton (with Assassination of a High School President costar Reece Thompson) says, "Work is a release. It's my therapy."

Sunshine Cleaning and The Great Buck Howard's Emily Blunt called herself a Sundance "virgin. That's why I'm wearing white."

Take Your Son to Work Day: Tom and Colin Hanks at the Jan. 18 premiere afterparty for their new film together The Great Buck Howard.

"This year I'm abstaining from partying," said Sean Combs (with his Raisin in the Sun castmates, clockwise from bottom left: John Stamos, Sanaa Lathan, Phylicia Rashad and Audra McDonald).

Adventures of Power star Adrian Grenier ventured onto the slopes Jan. 21 with Oakley pro snowboarder Danny Kass.