Instagram/Conan O'Brien Celebrity Conan O'Brien preps for the Oscars with secret comedy sets. See his intense, three-month joke-refining process before hosting Hollywood's biggest night. March 10, 2026 AceShowbiz - Conan O'Brien is deep into the grind of fine-tuning his comedy material ahead of his return to host the Academy Awards on March 15. Backstage at Largo, a renowned comedy venue in Los Angeles, O'Brien performed a surprise 20-minute set, showcasing jokes he has been refining for three months.