In November 1966, Isaac Asimov wrote an article for TV Guide lamenting the shaky science of Star Trek. Roddenberry replied, arguing that simply knowing about science, and writing sci-fi novels, was not sufficient qualification to criticize television sci-fi. [more inside]
Star Trek: The Animated Series + Shatner (previously) "singing" (previ|ously) Common People (previously) = THIS.
Closer, starring Kirk and Spock, courtesy of T. Jonesy and Killa, creators of the Star Trek Camelot video (previous MeFi link). If you haven't seen the original Nine Inch Nails Closer video directed by Mark Romanek, here it is. Both links YouTube, last link NSFW.
So... Kirk/Spock slash fiction may be nothing new, but did you ever think about the fan art? (not really safe for work - or eyeballs)