The Walking Dead aired an episode a bit light on action but heavy on interesting character development this week. Check out our critic's take on "Tell It to the Frogs" HERE.

With just three episodes to go in an abbreviated opening season, the drama airs "Vatos" on Sunday. It will center around Rick's mission in Atlanta hitting a snag, as well as Jim growing unhinged at camp. What could the latter tease be referring to?

This three-minute sneak peek gives fans an idea:

Vatos Clip

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.