
Jeff joins Professor Whitman class for an easy A grade but then realizes how much work he needs to put in to pass. Britta helps Abed fulfill his dream.


Jeff joins Professor Whitman class for an easy A grade but then realizes how much work he needs to put in to pass. Britta helps Abed fulfill his dream.


Peter, Walter, Olivia and Broyles pursue a strange and deadly occurrence in Philadelphia where a bomb blew up inside a train station but left no trace of any explosive device. The perplexing and unexplained set of circumstances returns Walter to the lab to closely examine the human remains where he uncovers an unlikely energy source that triggered the explosion. With the explosive threat of more bombs and links to a classified military project, the intense investigation leads Olivia and Peter to Iraq.


As Phil helps his son show Claire he can be trusted, Phil turns out to be the irresponsible one at the sight of a hot neighbor. Mitchell and Cameron take Lily to their Mommy & Me class. Manny and Jay uncomfortably spend time together.


Sue tries out for show choir with disastrous results. Frankie desperately tries to close a sale with disastrous results. Brick has trouble relating to his teacher with odd results.


After the State’s Attorney refuses to pursue criminal charges, Alicia becomes second chair on a civil suit involving the rape of a prostitute at a bachelor party who may have been hired and abused by her own husband.


When two separate murders are committed on the same night, Castle wagers Ryan and Esposito that he and Beckett will solve theirs first. The frenzied race to catch their respective killers and win the bet leads each investigative duo to a likely suspect, only to find that they both have airtight alibis. But bizarre twists in both cases force the two teams to work together to unravel the mind-bending mystery behind each murder.


Barney takes Marshall, and Robin to a strip club where they find a stripper who looks almost exactly like Lily. Meanwhile, Ted discovers he had been fixed up with the same woman, Jen seven years earlier.


Peter faces unexpected consequences for his heroic acts and encounters a reluctant new hero. As Claire continues to adjust to college life, she must figure out how to deal with her ability having been revealed. Meanwhile, Samuel moves heaven and earth to recapture the memories of his late brother Joseph. Elsewhere, Matt struggles with his internal demons as Sylar mysteriously resurfaces.


Cal is approached by a young woman who claims she saw a murder in a vision, but the police won’t believe her. Meanwhile, Ria interviews a Supreme Court nominee for the White House to determine if there are any skeletons in his closet.


It has been several months since Alpha’s reign of terror and Echo, who is now randomly picking up flashes of past engagements, weds a British businessman who has ties to one of Ballard’s open FBI cases. Topher becomes the target of Dr. Saunder’s aggression after she finds out that she is actually a doll named Whiskey. Boyd takes on a risky venture and mixes business with pleasure, while DeWitt makes Ballard an irresistable offer.