The good thing about a successful film is the possibility for more stories about the characters we love. This also happens to be a curse. We first learned about Shrek 4 back in June and today we get to see the first trailer.

Number 1 was a beauty and the beast story. Number two has the swamp-crossed lovers just getting through the wedding and number three get's the inevitable parenting issues out of the way. So what's left?

Alternate universe...what else? Looks pretty solidly like a "It's a Wonderful Life" (ahem) tribute. Here's the trailer: