Drew Altizer does it again! Here's his pictures from Friday's annual SF zoo fundraiser, ZooFest, featuring special guest Tippi Hedren, star of Hitchcock's The Birds and mother to Melanie Griffith. Also, some pictures of Chris O'Donnell, who also supports the SF Zoo. (Alas, no pictures of noted SF Zoo eagle parent Stephen Colbert.) The theme for ZooFest this year was "It's a Jungle Out There," as the zoo opened up the Sloat Street entrance......