On the series' first "Big Block of Cheese" Day (nicknamed "Total Crackpot Day" by Josh), staffers meet with reps of various organizations causes, e.g., C.J. hosts a group that wants $900 million for a "wolves only" highway. The president has everyone to the residence for a homemade chili party, we learn about Mrs. Landingham's past, and Zoey is introduced to the group.

In the first of several episodes throughout the series' run that portrays ordinary Americans and how they interact with and ultimately affect the W.H., an Ohio middle school social studies teacher, a widower who has recently filled the brief remaining term of his late wife in the House, joins two other reps to meet with Toby and Mandy about changes to unfair rules in the U.S. Census written into the latest federal budget. The other two, career politicians, are completely resistant to the changes, but Mr. Willis is swayed by a potent argument Toby makes regarding "strict constructionism" (generally conservative and libertarian belief that the U.S. Constitution is not a living document, and must be followed as written, unless officially amended through standard 38-state ratification) and the 14th Amendment. Toby is impressed with the man and his open-mindedness. Elsewhere, Sam tutors C.J. on the finer points of the census. Late in the episode, the staff meets for a late-night poker party.

When India sends troops into Kashmir, President Bartlett calls for a British former ambassador to India to help out - over Leo's strong objections.

The President meets Zoey's new bodyguard on a 20-hour trip to California; Josh tries to keep a fund raiser from being canceled; Leo needs the VP to break a 50-50 tie in the Senate.

When the Federal Reserve Chairman dies, Bartlet must quickly choose a successor in order to avoid financial chaos. However, he is reluctant to pick the obvious choice for Fed Chair, who used to be Abby's boyfriend. The matter is worsened when Danny Concanon receives a quote from the first lady saying she supports her ex-boyfriend, leaving Bartlett more irate. Meanwhile, Josh and Toby are courting congressman in order to get more votes for a bill they already won. However, a congresswoman, who felt 'betrayed' by Abby, poses a threat to the bill.

The morning after Mendoza's confirmation, various staff members are brought back to earth by difficult meetings.

A stealth fighter is shot down over Iraq, leading to Bartlet ordering a military rescue as Toby worries about his brother trapped on a space shuttle orbiting the Earth. CJ deals with the ramifications of misleading the press about the rescue as the staff prepares for a town hall meeting that night. The town hall meeting goes well until the President leaves...and shots ring out.

The President is rushed to hospital following a shooting; staffers field questions on protection measures and executive authority. Flashbacks show how key staff members joined the Bartlet campaign.

A suspect in the presidential shooting is caught; staffers anxiously await news on Bartlet and Josh's injuries; flashbacks show how C.J. and Donna joined Bartlet's campaign.

With the midterm elections coming up, Toby looks for a way to stop hate groups; Charlie and Zoey decide whether to continue their relationship; President Bartlet discovers the egg cream and is concerned about an ultra-right-wing candidate running for school board in his old district in New Hampshire; and Sam is asked to put White House help behind an old friend running for Congress. This episode includes the President's confrontation with a right-wing radio talk show host using a famous list of modern applications of Biblical laws. Oh, yes, and psychics at Cal Tech and the Fermi National Accelerator Lab ...

Toby's estranged father appears in his office a couple of nights before Christmas. Leo and Jed find themselves trying to fix problems as well as their consciences.

A fight for Foreign Aid brings the staff together. Meanwhile Danny is uncovering evidence that is making certain members of the administration increasingly uncomfortable.

The president, first lady and w.w. staff travel to Orange County, Calif., to campaign for Sam's bid to win the 47th District congressional seat -- the Nov. winner in the heavily Republican district was, amazingly, a liberal Democrat who, more amazingly, had died a few weeks prior. The president orders Toby to fire Sam's campaign manager, a staunch realist, and take over the campaign with a more idealistic approach. Some conservative voters approach Andrea Wyatt in a bar and give her grief about her out-of-wedlock pregnancy, and Toby and Charlie step in forcefully, landing them in jail. Donna talks, on behalf of Sam's campaign, with a state labor leader who turns out to be a Communist.

Amy is challenged and tormented from all sides in her first day as Chief of Staff to the First Lady. Her first task is to prove that Abbey's relative was a privateer and not a pirate. And a glacier melts!

Trying to participate in a late-night staff poker game proves difficult as news arrives that an unmanned U.S. spy plane has crashed in a remote part of Russia, and Bartlet and Leo have to deal with an incensed Russian President Chagorin and convince him via phone to let the military go in and recover the plane; C.J. obsesses over the fact that on the exact moment of the spring equinox (today), you can stand an egg on end; Toby and Will have a card-flipping contest in the press room, during which someone from the street fires several bullets into the room; Debbie must "crash" the West Wing for the first time when the bullets fly; at the same time, Josh is interviewing associate counsel applicant Joe Quincy, and there's something about the well-qualified lawyer that bothers Josh, which he deduces during the lock down.

The assassination of Shareef threatens to become public, the president speaks at Zoe's graduation, and the unthinkable happens.

Zoey Barlet has been held for over a day. An international crisis looms that could have serious repercussions for the administration, let alone the hostage.

With Bartlet back in the Oval Office, and back in his wife's bad books, the hunt for a Vice President begins.

Deputy counsel Joe Quincy is quietly enlisted by Toby to approach the ailing Chief Justice about possible retirement. With Josh still incapable of lobbying effectively, Leo brings in help to hammer out the budget, but success looks a long way off with a hostile Speaker making negotiations tricky.

The entire Bartlet family tries to gather for an early Christmas dinner at the White House, but inevitable delays occur as the president must deal with an overseas crisis. Ellie is held up at her lab, and five-year-old grandson Gus is having tantrums. In addition, Doug Westin (Jed and Abby's son-in-law) approaches Josh about running for an open congressional seat in his home district. Josh, Leo and the New Hampshire Democratic Party have already chosen a viable local candidate, but Doug persists. Jed, who likes and respects Doug, still thinks it's should be Liz who should run for the open seat.

Josh visits a car dealership and is seduced by both a hybrid and a monster SUV, despite knowing that Congress is unlikely to raise fuel efficiency standards. For political cover as well as genuine concern, he meets with representatives of the alternative energy industries. Charlie has graduated from college and is reluctant to keep his promise to the President of finding a "real" job. Following press complaints about Toby he agrees to take deportment lessons from Annabeth. C.J. visits Leo at his hotel and finds out why he's so insistent that the President play chess each week.

Magicians Penn and Teller give a controversial performance at Zoey's birthday party in the White House that threatens to drown out the news of the impending China trip. President Bartlet goes to New Orleans on his way to China after unexpectedly requesting briefings be postponed until they are in the air. Josh tries to decide which Democratic presidential candidate he wants to support, and is alarmed that Bartlet wants to appoint California Republican Senator Arnold Vinick to be Ambassador to the United Nations.

While Vinick and the Republicans deliver a flawless albeit predictable convention, the Democratic convention looks to be more like a pie fight as there is no clear favorite. Russell tries to preempt the floor vote by hinting offers of the vice presidential nomination to both Santos and Governor Baker of Pennsylvania. Charlie and Zoey's relationship is becoming more serious, resulting in different reactions from the President and the First Lady. An air leak on the International Space Station will kill all three astronauts unless a rescue mission can be launched. NASA advises that their shuttles are unfit for flight, but then hints at another solution.

WHO WILL BE THE DEMOCRATIC PRESIDENTIAL CANDIDATE? - It's the Democratic National Convention and the race to become the Democratic Presidential candidate has narrowed to three candidates: Russell, Baker and Santos. Also, Bartlet must wrestle with the decision to launch the super-secret defense shuttle to rescue the astronauts trapped at the space station and risk national security or let them die.

President Bartlet and his current and former staffers come together for Leo's funeral.

With Bartlet back in the Oval Office, and back in his wife's bad books, the hunt for a Vice President begins.

The assassination of Shareef threatens to become public, the president speaks at Zoe's graduation, and the unthinkable happens.

In the first of several episodes throughout the series' run that portrays ordinary Americans and how they interact with and ultimately affect the W.H., an Ohio middle school social studies teacher, a widower who has recently filled the brief remaining term of his late wife in the House, joins two other reps to meet with Toby and Mandy about changes to unfair rules in the U.S. Census written into the latest federal budget. The other two, career politicians, are completely resistant to the changes, but Mr. Willis is swayed by a potent argument Toby makes regarding "strict constructionism" (generally conservative and libertarian belief that the U.S. Constitution is not a living document, and must be followed as written, unless officially amended through standard 38-state ratification) and the 14th Amendment. Toby is impressed with the man and his open-mindedness. Elsewhere, Sam tutors C.J. on the finer points of the census. Late in the episode, the staff meets for a late-night poker party.

Deputy counsel Joe Quincy is quietly enlisted by Toby to approach the ailing Chief Justice about possible retirement. With Josh still incapable of lobbying effectively, Leo brings in help to hammer out the budget, but success looks a long way off with a hostile Speaker making negotiations tricky.

Zoey Barlet has been held for over a day. An international crisis looms that could have serious repercussions for the administration, let alone the hostage.

On the series' first "Big Block of Cheese" Day (nicknamed "Total Crackpot Day" by Josh), staffers meet with reps of various organizations causes, e.g., C.J. hosts a group that wants $900 million for a "wolves only" highway. The president has everyone to the residence for a homemade chili party, we learn about Mrs. Landingham's past, and Zoey is introduced to the group.

While Vinick and the Republicans deliver a flawless albeit predictable convention, the Democratic convention looks to be more like a pie fight as there is no clear favorite. Russell tries to preempt the floor vote by hinting offers of the vice presidential nomination to both Santos and Governor Baker of Pennsylvania. Charlie and Zoey's relationship is becoming more serious, resulting in different reactions from the President and the First Lady. An air leak on the International Space Station will kill all three astronauts unless a rescue mission can be launched. NASA advises that their shuttles are unfit for flight, but then hints at another solution.