Brennan and Booth head to New Mexico to look into a case in which human remains with extraterrestrial attributes were found. There they find that their victim was a UFO fanatic known for her extensive search for alien life and her "evidence" has even Brennan rethinking human existence. Meanwhile, Angela and Wendell admit to having a relationship.

While Jeff takes on the role of Greendale Gazette Journal's editor, the gang must decide whether or not to admit an eager classmate into their study group.

Ann sets Leslie up on a bland date with one of her co-workers. However, the date does not go as Leslie had hoped. Meanwhile, Mark begins to feel insecure when he meets one of Ann's old friends.

After a wild New Year's Eve, Jack tries to undo the damage he caused from leaving a drunken message on an ex-lover's voicemail. In the meantime, Jenna pursues a faux relationship with actor James Franco in an attempt to cover up his embarrassing secret. After "outing" her sheltered cousin to his family, Liz welcomes him to New York City, while Tracy discovers a newfound respect for women.

While the CSIs investigate a disturbing medical mystery that involves dumping human organs in a wildlife refuge, two secretaries on holiday try to steal a man's wallet and ATM pin number using a scam, but they wind up in different places.

In order to get help with a difficult procedure on his pregnant daughter, Mark flies Addison to Seattle, while Owen questions Teddy's motives after she assigns Cristina the lead on a complicated surgery. Meanwhile, Derek's suspicions are raised when Meredith is recruited by the Chief to assist with a high-profile operation.

A kingpin in Mexico's Los Zetas drug cartel is en route to Toronto to meet his new distributors - the ultraviolent street gang, MS-13. Ramon Esteban - the new flame of Kessler's ex-wife Terri - is a Mexican journalist whose articles on Los Zetas have put him on the cartel's hit list. When Kessler, Carver, and Gray attempt to transfer Ramon from Terri's shelter into protective custody, MS-13 launches an all-out attack. Kessler must fight back with an unlikely team of warriors.

The guys get commissioned to build an electric-hybrid chopper.

Following an unexplained attack involving disfigured humans, the Fringe team visits Edina City, a small town in upstate New York to uncover leads surrounding the bizarre case. When it's determined that these disfigured people have managed to hide themselves for a while and they'll do just about anything to keep it that way, the investigation takes an unexpected turn.

Season 7 of Project Runway premieres with sixteen new designers, who will try to make their way to Bryant Park to show their collections in New York Fashion Week. The show returns to New York and the contestants will be living at the Atlas Apartments and working in Parsons work room.

Jack tries to squash the burgeoning relationship between Liz and Danny. Tracy asks Sue to be in his entourage. Jenna tries out for Gossip Girl.

Mark follows Addison back to Oceanside Wellness desperate to help his pregnant daughter, while Dell and Naomi experience problems trying to raise their children under the same roof. Meanwhile, Violet and Cooper disagree on how to treat a patient, resulting in a heated argument.

The team investigates a double homicide that may link to an old prank, while Rigsby goes undercover as an alum at a 15th high school reunion.

The Jay Leno Show welcomes actor Justin Long and Correspondent Owen Benjamin.

Lana Lusts for Sterling Archer which leads Malory to give Cyril a promotion to a field agent. Because of this Archer is forced to train Cyril. Meanwhile Malory worries about her sons future, among other things.

The roommates head to Atlantic City where fun turn to fury when Mike manages to antagonize both Snooki and J-WOWW. One roommate reveals that she used to have an eating disorder

Guest: NBC News correspondent Tom Brokaw

The summer's winding down but the drama doesn't stop. Pauly's got a stalker and a fight lands another roommate in jail.

Tonight Stephen welcomes the Secretary for Health and Human Service, Kathleen Sebelius.

Denzel Washington, the Low Anthem are the scheduled guests.

The Tonight Show with Conan O'Brien welcomes guests actor Rob Lowe and actress Jane Krakowski.

The panelists on this episode are Jo Brand, Rob Brydon and Sean Lock.

As the case into Bridget's death continues, Harry and Nikki find themselves falling out. Tom is arrested after pictures of his first wife's death are leaked. Harry decides to try and find out more about Olga's death. Nikki is determined to find out exactly what happened on the night Bridget died which leads to more tragedy for the Flannery family.

Josie Long, Peter Jones, Jack Whitehall, Fay Ripley

The 18th and final series gets underway with some familiar faces and a debut appearance from Pixie Lott.