Booth’s grandfather comes to live with him and tags along as Brennan and Booth investigate human remains that were found by a real estate agent while showing a property to prospective buyers.

Jeff is tasked with telling Senor Chang that he assigns an unreasonable amount of homework. Troy and Abed lose their subject for a biology lab experiment.

A bowling tournament is disrupted when an important piece of evidence is uncovered, leading the CSIs to investigate a murder at the same bowling alley.

As Thanksgiving, Christmas and New Year's pass, Miranda gets a visit from her father, William who disapproves of her choices in life. Mark and Lexie cope with an arrival of a woman from his past. Thatcher questions the Chief's recent behavior as Meredith comes to his defense.

Dennis reveals his foolproof system for seducing any woman to the rest of the gang, but they don't grasp the concept.

Stephen Colbert, Emily Blunt, and John Mayer are the scheduled guests.

Leslie tries to prove she can hang with the guys so she invites herself on Ron’s annual hunting trip, but things don’t go as planned. Meanwhile, April and Andy bond in the office while everyone is away.

Sam, Dean and Castiel track down the Colt and head off to find Lucifer to send him back to Hell. It’s a hunters’ reunion when the crew joins forces with Bobby, Ellen and Jo for what could be their last night on Earth.

The Senate introduces a tax on plastic surgery, and Elvis Costello plays "Cheap Reward" with Stephen.

Episode info coming soon ..

The guys join Pete on what was supposed to be his 5th-anniversary spa trip. Meanwhile, Kevin enlists Taco to scare his daughter off of her new toy, which Kevin hates.

The CBI team is faced with a violent and shocking crime in their own office, but must work the case in spite of their alarm of who may be behind it. Meanwhile, Rigsby and Van Pelt are definitely an "item".

Michael speaks out of line at the Dunder Mifflin shareholders meeting and creates a big problem for management, while Jim discovers that nobody in the office thinks he's the "real" boss.

After reading the journal left by one of the Gilbert ancestors, Jeremy is inspired to return to his hobby of sketching fantasy creatures, a talent he had abandoned when his parents died. Much to the surprise of their friends, Matt and Caroline continue to hang out together. When Sheriff Forbes tells Damon there has been another attack, he offers to track down the killer and learns a startling piece of information about the town’s founding families. Alaric steps in to help during an awkward scene with Jeremy, Tyler and Mayor Lockwood. Stefan and Elena come to a new understanding, but everything changes when Elena accidentally makes a devastating discovery.