Last night on Conan, Game of Thrones writer George R.R. Martin gleefully suffered through the TV series’ viewer reactions to the “Red Wedding” episode. Like the proud nerd that he is, Martin chuckled at all the belated shock of his non-reader viewers. Plus: David Letterman made fun of Johnny Galecki’s Joaquin Phoenix/Muppet junkie look; and bad luck had Glenn Close pied in the face not once but twice. Watch our compilation to see what you missed.