Serena invites Aaron to a charity event, but soon uncovers a secret Aaron has been keeping from her. Thinking it will help her get into Yale, Blair agrees to babysit the 15-year-old daughter of a Yale donor, but her plan quickly backfires. Meanwhile, Jenny and Agnes plan a fashion show.

Sheldon, and his friends, are mystified when a younger grad student is attracted to him.

The Connors get robbed, which puts them on high alert. Meanwhile, one Terminator gets very close to John, while another Terminator terrorizes Agent Ellison.

Alton uses the soy bean in a various recipes.

The remaining six dancers must learn a new dance routine, and in addition of dancing in individual performances, and in a first, two team dances.

When Ted unexpectedly runs into someone from his past, that he would rather have stayed forgotten, the gang starts wondering how they would handle it, if it happened to them.

Sam teaches Jamie about money. Brooke must decide whether to date Owen again, since he broke her heart the last time. Nathan comes face-to-face with an old rival. Meanwhile, Lucas' novel forces him to make jeopardizing decisions, and Peyton meets the movie producer, Julian.

Wyatt gets a taste of his own medicine, and Mahone finds some resolution. T-Bag scrambles when the police investigate his missing co-worker while Gretchen gets cozy with a Company man.
Meanwhile, Michael's condition continues to worsen, and a team member makes the ultimate sacrifice while planning the underground break-in for Scylla.

When Judith kicks Herb out of the house, Alan hopes for reconciliation.

An American pop star collapses in New York City and her death is linked to a Canadian cancer medication, prescribed in Toronto and shipped across the border. An autopsy shows the medication to be a counterfeit. Kessler and LaGarda investigate the Canadian pharmaceutical company responsible, and its indignant CEO. Kessler discovers, LaGarda's interest in the phony drugs is much keener than she is letting on.

Sam and Andrea open up a real estate business. Sam wants to do things fairly, but her first client could change her mind. In an attempt to gain a basketball player's phone number, Andrea flirts with Todd's friend, Seth.

Melanie and Sam are handed down the family wedding ring for use in their marriage, however disaster strikes when Sam loses it.

Alan goes up against Denise Bauer and the USDA when he represents a cattle rancher who is suing the government for not allowing her to test all her livestock for Mad Cow disease. Meanwhile he and Denny argue over the upcoming presidential election, and Jerry goes before the senior partners, including Paul Lewiston, who are reviewing his application for partnership.

Calleigh and Eric are going over a witness's testimony and getting him ready for transfer to the court building when a crane crashes into a building.

Audrina is searching for a new place to stay with Justin. Meanwhile Heidi runs into trouble at work.

Presidential historian Doris Kearns Goodwin.

Tonight Stephen welcomes comservatige blogger for TheAtlantic.com, Andrew Sullivan. Also, Stephen talks with the founder and chief editor of the Cook Political Report, Charlie Cook about the numbers in the election.

Julie forces her dispirited family to the beach for a restorative weekend away - leading to everyone feeling restored but Julie herself. Ted receives advice from beyond the grave. Melissa's life is in danger when she goes into sudden anaphylactic shock during a Rafter BBQ. Romance beckons for Rachel - but is she ready to embrace it?

TR is called to a media centre, where a man has locked himself in a room and has planted a number of paint bombs throughout the building. Michael is hit, but not injured. Dom discovers where the bombs really are, and him and grace are both hospitalised after the explosions.

Uryu and Renji struggle against their clones. Szayel reveals a second ability: he is able to create voodoo dolls of an opponent by wrapping them in his wings. He succeeds with Uryu and Renji, and shows that by using them, he can cause pain to the targets and damage their internal organs. Meanwhile, Nnoitra is still losing to Neliel, but they hesitate before they can deal each other fatal blows, and Nnoitra notes that he has despised Neliel even before her departure.

Michael's eye is caught by Jac at work. Joseph finds home life tough with Faye but finds it just as tough at work with Daisha.