But the January 17 episode will be titled "Yes/No" for a reason: Will plans to propose to Emma!
We'll ignore the fact that this seems a bit rushed and random - how much of Wemma have viewers even witnessed on season three? - and instead get excited over how he'll go about popping the most important question of all. Via song, we'd have to imagine.
But what song? Take your best guess as you watch the latest Fox promo for the show's 2012 premiere: