The final episode of Conan airs tonight on TBS, marking the end of Conan O'Brien's reign over late night comedy

Tonight marks the final episode of Conan on TBS. It’s not just the end of Conan O’Brien’s eleven year run as a late-night host on that network, it’s the end of his 28 year reign over late night comedy. As of the concluding of this show, Conan—one of the titanic mononyms of pop culture—is the longest...