Last week Will Arnett announced some Arrested Development news that caused fans to spontaneously erupt into a joyous chicken dance. No, he wasn't beginning his own Gob-inspired magic show. (Though how amazing an illusion would that be?) No, he not-so-coyly shared during a visit to Conan that none other than Conan O'Brien and his trusty sidekick, former Arrested Development guest star Andy Richter would both be appearing in the wildly anticipated upcoming fourth season, currently in production. In the arsenal of Arrested Development references, let's face it, we all collectively blue ourselves.