Oh, Big Bang, you and your trickery.
[Note before I go on, if you haven't seen tonight's 100th episode of The Big Bang Theory, off you go. Spoilers ahead.]Dirty puns aside (Ha! Sheldon wants wood.), tonight’s episode of The Big Bang Theory was a nice departure from the norm and just special enough to feel like an important episode, without having to resort to the stunts that many shows turn to when celebrating their 100th episode.