Stephen Fry returns as Dr. Gordon Wyatt. Booth, still suffering some lingering effects from his brain surgery, has to get re-certified for FBI marksmanship, but is not the accurate shot he was before going under the knife. Meanwhile, Booth and Brennan delve into the murder of a dwarf who used to be a wrestling star.

Jeff and Annie team up against City College for the debate championship. Pierce uses hypnotherapy on Britta to help her quit smoking. Shirley is weirded out as Abed's films appear to predict the future.

(Crossover episode with CSI: Miami, Season 8 Episode 7 and CSI: New York, Season 6 Episode 7.) In the third and final part of the CSI crossover, the CSI team helps Langston investigate a prostitution ring that may have harbored a hostage Langston has been looking for in Miami and New York.

Owen recruits Dr. Teddy Altman, a former Iraqi veteran, as the new cardiothoracic surgeon. Cristina questions her abilities in the E.R. and relationship with Owen. Izzie returns to Seattle Grace with her high school mentor seeking treatment for his dementia. Richard's responsibilities, post-merger, are taking a toll on him.

Mac and Dennis decide that they need to spend some time away from each other. Meanwhile, Charlie helps Dee search for her cat.

Episode info coming soon ..

After one of the murals in City Hall is defaced, Leslie and the Parks Department compete to come up with a new design. Meanwhile, Andy and Ron share an uncomfortable moment at the shoeshine stand.

Super fan Becky uses Chuck’s phone to trick Sam and Dean into attending a Supernatural fan convention, complete with fans dressed up as Sam and Dean. One of the activities is a live action role playing game, but things quickly turn sour after a real ghost appears on the scene.

Stephen uses Miracle Whip money to buy mayo, claims Lou Dobbs' audience and shaves Woody Harrelson's head.

Episode info coming soon ..

Ruxin invites everyone over on Sunday to watch the games, see the baby, and have lunch. His guests get much more lunch than they expected, as Ruxin and Sofia forbid the gang from watching football during their meal.

Minelli orders Patrick Jane and Lisbon and company to play nice and work together with Bosco and his team to locate a kidnapped woman being held for ransom.

The entire office is preoccupied about rumors of Dunder Mifflin's bankruptcy. Michael tries to create a distraction by engaging everyone in murder-mystery game, but Jim wonders if that is a good idea.

Jeremy gets a break from the mysterious new history teacher, Alaric Saltzman and introduces Alaric to Jenna. Bonnie is having terrifying dreams about one of her ancestors. Despite Elena’s efforts to smooth things over, Bonnie and Caroline continue to argue over the medallion. When the girls hold a séance to help them decide what to do, the results are stranger than any of them expected. Matt comes to Caroline’s aid when she needs a friend. Damon finally reveals to Stefan the stunning reason he has returned to Mystic Falls.