Day 2 of the Sundance Film Festival saw stars streaming into snowy Park City, including Bill Murray, Kristen Stewart, Joseph Gordon-Levitt, Amanda Peet, Malin Akerman, Ben Affleck, Parker Posey, Andie MacDowell, Mario Lopez, Sissy Spacek, Robert Duvall, Paris Hilton, Adrian Grenier, America Ferrera, Josh Radnor, Oliver Platt, and Kate Mara. More on these stars and their movies, the latest festival buzz and reviews, and clips and trailers, after the jump.