Shows like Community and The Big Bang Theory might have the obvious lock on SFF geek cred, but Portlandia is quickly catching up to these network shows in regards to introducing funny concepts with recent SFF.
Take this Battlestar Galactica read-through, for example. This scene features Edward James Olmos, James Callis, and two Ronald D. Moores in a bizzare read-through of a fan-created Galactica script. We can’t explain the perfection of this (especially not the ending!) without ruining it, so just watch: