A wannabe singer Tommy Sour is found in a grassy location. The investigation leads Brennan, Booth, and Cam to the restaurant where Tommy used to sing and where several suspects who took part in the open mike contest are, including a woman who was obsessed with Tommy and turns her affections towards Booth after learning of Tommy's death. Also, something horrible happens during the investigation which shocks the Jeffersonian team.

A bus accident leaves House with serious head trauma and partial amnesia. He comes to believe that a patient on the bus had a life-threatening disease and struggles to recall who it was, and what they had.

In the fallout of Georgina revealing why Serena left Manhattan for boarding school, Serena begins to fall back into her old ways. Seeing this, Blair, Nate and Chuck must put their feelings for one another aside to help Serena in her time of need. However, Serena cannot bring herself to tell Dan the truth, leading him to assume the worst about her. Meanwhile, Rufus' band is invited to play at a concert put on by Rolling Stone and assumes that Lily will not attend since it is the same night as her rehearsal dinner.

Penny wants to throw a surprise party for Leonard, but Sheldon's indulgence at an electronics store throws her off-track.

It's the last big elimination show before the final round. Is your favorite celebrity still standing? A speical musical guest performs.

Matt takes the finalists Chelsea and Shayne to London to meet with his parents. Next they are off to Barbados where the girls give Matt gifts to show their deepest feelings for him. now the moment of decision has arrived as he chooses his winner and proposes marriage to her.

As a couple, Abby and Barney have decided they agree on one thing, they both hate Ted, and decide the bar is a great place to flaunt their romance in front of him. Barney goes a bit overboard by doing something impulsive.

Lucas is crushed by devastating news from Lindsay, and when his star player is targeted on the court by the opposing team, his pent-up frustration boils over. Meanwhile, Brooke's baby undergoes emergency surgery, Haley reconsiders her decision to cut a new album and Dan learns that he is second on the donor list.

Charlie's attracted to an older self-help author. Alan's insistance that Jake complete his Taming of the Shrew book report is hampered by Jake's continually losing the book.

The ZBZ girls throw a crazy competition among themselves as they each coach a different fraternity in a series of games. Casey coaches the Lambda Sigs and ends up developing a crush on one of the fraternity brothers. Meanwhile Rebecca tries to coach the Kappa Tau's and, at the sometime tests her relationship with Cappie.

The wedding plans for Kris and Junior has everyone on edge, and even has Kris wondering if she can make it as a Davis family member. Meanwhile, Dani's father continues to interfere in her return to racing.

In this episode, Mike crawls through rat droppings, falling insulation and debris to make a house more energy efficient. Then, he visits a turkey farm where a bunch of large-breasted birds are inseminated.

Adam and Jennifer become aware of an apartment in the building that they can buy. Jeff and Audrey agree to support them to the board, only they both have run ins with a board member. Jeff has found it increasingly difficult not to purchase items from the children of his co-workers. Kerry, one of Russell's one niters begins working at their favorite diner.

In the season finale, Samantha is beginning to think that Chloe is using the sympathy card by saying her aunt is sick, just so Todd won't break up with her like he promised Samantha. Andrea and Regina are having several disagreements over how to plan Samantha's birthday party.

Jimmy finally gets the news he's been waiting for - he's been accepted into his dream college, but he's got other things on his mind. He is slowly discovering that he has other options when it comes to his real dream - walking again. When Jimmy makes a shocking discovery about his father, he decides to take what is rightfully his.

When a man is killed due to a fake 911 call, Horatio must face off with a private investigator who is systematically destroying the team. The Private Investigator also digs into the team's personal lives and gets both Calleigh and Eric pulled off the case.

In the fourth season finale, Allison tries to help a young couple who thinks their house is haunted, but her efforts result in murder. Meanwhile, Meghan Doyle tries to sell her controlling interest in Joe's invention and Joe tries to save his own stake in it. An unexpected situation occurs between Devalos and Tom Van Dyke and the outcome effects the election for district attorney.

Lauren tries to uphold her friendship with Audrina, but is it already too late? Meanwhile Spencer tries to win Heidi back and risks her career to do so.

Douglas Feith, former undersecretary of defense (2001-2005), discusses his new book War and Decision and the perception of the war in Iraq.



Jon focuses on Hillary Clinton's campaign manager McAuliffe's guffaw on Meet the Press and Senior Wedding Correspondent John Oliver also discusses Jenna Bush's nuptials.

Tonight Stephen welcomes the co-author of You: Staying Young: The Owner's Manual for Extending Your Warranty, Dr. Mehmet Oz.

Faye beleives that she might be pregnant and Joseph ponders whether she is the woman he really wants to be with. After Daisha is assaulted by her landlord she ends up finding herself having to deal with his mystery injury.