The season finale of The Mentalist will be both sweet and scary.

First, the sweet: Look for Lisbon to show off her bridesmaid dress for Van Pelt's upcoming wedding.

Now, the scary: Patrick Jane will come face-to-face with Red John. It will be a confrontation like we've never seen before. What else do you even need to know in order to tune in? Get an early glimpse at the episode below:

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