January 25, 2010: Park City, Utah was abuzz with fans and photogs trying to catch a glimpse of celebs attending Sundance Film Festival 2010. We spotted Mark Ruffalo, making his directorial debut with "Sympathy for Delicious." Also spotted here are: Jimmy Smits, Samuel L. Jackson, Joel Schumacher, The King of Brunch, Shiloh Fernandez, Wilmer Valderrama, America Ferrera, Tom Arnold and more!