This is the episode you've been waiting for...

So states the preview for "His Red Right Hand" below.

While promos often over-hype episodes, this really does appear to be the episode The Mentalist viewers have been waiting for.

It kicks off with a shot of Rigsby and Grace Van Pelt in bed; and goes on to document a crime committed in the CBI offices. Who's the culprit? Who do you think?

[video url="http://www.tvfanatic.com/videos/his-red-right-hand-promo/" title="His Red Right Hand Promo"] [/video]

We'll update our section of The Mentalist quotes soon after the episode concludes. For now, enjoy the following images from it...

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