A mix-up leads to Michael's arrest while a trick George Sr. plays on Oscar ends up with George Sr. once again free, and Oscar mistakenly taken into custody.
While Michael schemes to get his mother into an alcohol rehab center, Kitty schemes to get a Bluth son of her own by kidnapping George Sr. and demanding some of his sperm.
Michael decides that the best way to stop George-Michael from getting pre-engaged to his girlfriend is to have the girlfriend's parents meet the Bluth family.
George Sr.'s plan to reestablish contact with his employees at the company backfires when an angry employee turns the tape over to the FBI, who in turn believes the tape was made in Iraq.
While George Sr. decides to become a Christian, Michael tries to help George-Michael with his campaign for student body president by having Gob produce his campaign video.
Michael tries to track down the seal that bit off Buster's hand, and also tries to save his son after his mother takes George-Michael to the Motherboy dinner dance.
As Maeby passes herself off as a studio executive overseeing production on The Old Man and the Sea, Buster ends up with a hook after a seal wearing a bow tie bites off his left hand.
Michael is determined to find out if he is the father of Maggie's baby after he learns that she is 8 months pregnant and that's exactly how long it's been since they last saw each other.
A free romantic getaway turns to disaster when Michael sets Lindsay up on the date, unaware that Tobias, Lucille 2 and Stan Sitwell will also be at the same hotel at the same time.
As George Sr. continues to hide out in the upstairs attic, the family prepares for an upcoming charity auction, and George-Michael gets ready to go to a Christian music bonfire.
When the company's stock is unfrozen, the family's desire to buy themselves expensive gifts ends with them losing majority control of the company to Lucille 2.
Michael is convinced the company team will win an upcoming softball game against a business rival, even though the rival company just hired the Bluth Company's best player - Gob.
At the Bluth Company Christmas party, Gob gets upset and fires all the employees, forcing Michael to invite them all to a second party at the banana stand so he can rehire them.
While the government wants to cut a deal with Michael over the whereabouts of his father, George Sr. wants Michael to find out if Lucille is really in love with Oscar.
After hearing that his grandfather has died in Mexico, a distraught George-Michael goes off to be alone, only to discover his grandfather hiding out in a hole at the model home construction site.
When George Sr.'s car is found in Mexico, Michael decides to go search for his father, and Buster hides in the car trunk so he can escape the country and the Army.
Rita is disappointed when she meets Michael Bluth's family.
Michael offers his son some fatherly advice on women, but not right away.
Maggie delivers a fat suit.
George-Michael and Maeby get married. Lindsey and Tobias protest.
Tobias (David Cross) meets a fan, Gob's wife (Amy Poehler). Michael (Jason Bateman) interrupts them about Gob (Will Arnett), who enters and breaks some tough news to Michael.
Michael and his son George-Michael have a heart to heart talk about prison.
Lucille gets revenge, Lucille gets revenge.
George-Michael hides his grandfather in the attic. Michael and Lindsay grieve have different forms of grieving.
Lindsay's nightly forays into dance clubs takes it toll.
Michael (Jason Bateman) and Maeby (Alia Shawkat) stop by the office before the Christmas party to find Gob (Will Arnett) sweating in his expensive clothes.
Michael uses a eulogy to his father as an opportunity to impart a message about honesty to his son.
Gob meets with his lawyer while Michael and Buster atempt to rescue George-Michael
The Bluth family, besides Michael, finds out that Rita is mentally challenged and worth millions.
Tobias devises a way to punish Maeby for skipping school.
Michael Bluth hits it off with Nelly on their special "date" at the bar.
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