This year’s signature fundraiser celebrates the L.A. Zoo’s 50th Anniversary and features a performance with legendary guitarist and noted wildlife advocate Slash in an exclusive live concert backed by Jimmy Vivino and The Basic Cable Band (Conan O’Brien Show), who will perform a mix of blues and R&B, joined by special guests Jack Black, Grace Potter and Bernard Fowler. The Ball honors Wallis Annenberg and The Annenberg Foundation and bestows the Tom Mankiewicz Leadership Award on the National Geographic Society, represented by Gary E. Knell, President and CEO.