Last night on Conan, Tig Notaro shared her cancer prognosis — she survived the double mastectomy — and recounted how her No. 1 fan, Louis C.K., will be putting up her Live comedy audio for sale on his gangbusters website. Plus: Viola Davis got dramatic over her hair; Ricky Gervais’s new discovery reinforces his talent for finding the ugly within; and the Killers killed it with their performance of “Runaways.†Watch our compilation to see what you missed.