What was up with all the death-of-TV jokes last night? We certainly didn’t mind, since one happened to be the night’s best bit, the delightful appearance by the cast of Joss Whedon’s Dr. Horrible’s Sing-along Blog. “Like the Ottoman Empire, the music industry, and Zima, [television is] here to stay,†declared Nathan Fillion’s Captain Hammer. For the record, we hope he’s right, if only to spare Neil Patrick Harris the indignity of having to host the Webbys or something. Click to watch.