SpongeBob and Patrick are quite bored with what's on TV. So it's no surprise when they don't hesitate to accept Plankton's offer of becoming the first invertebrates to travel to the moon. Of course everything doesn't go as planned.
Conclusion to the Plankton and W.I.F.E. trilogy. (or is it?) SpongeBob confronts Plankton. Squidward gets lazered. Patrick gets hungry. Mr. Krabs laughs.