Title: “The Rebound Girl”
Original Airdate: November 21, 2011
Ted and Barney get the idea that they should team up to adopt a baby together since they’re both single and won’t be starting families any time soon. Marshall and Lily decide they want to move to Lily’s grandparents’ house on Long Island, and Robin is very upset that they might be leaving New York. For Thanksgiving, everyone goes to the Long Island house, where Robin locks herself in the bathroom to protest Lily and Marshall’s move and Barney shows up with a baby (that turns out to belong to his brother James). After Barney gives back his temporary baby, Robin tells him that she’s pregnant.
Title: “Symphony of Illumination”
Original Airdate: December 5, 2011
Barney is at first excited to learn that Robin is pregnant and he might be a father, but then the doctor tells Robin that she isn’t pregnant and actually can’t have a baby. Barney and Robin are both relieved that Robin isn’t pregnant, but Robin gets depressed about being infertile, even though she never wanted kids, and doesn’t tell anyone about it. Even though he doesn’t know what’s wrong, Ted does his best to cheer Robin up, and she feels less alone. Marshall gets duped by a local teen when he tries to decorate his and Lily’s suburban house for Christmas.
Original Airdate: January 2, 2012
Marshall tries to get some private time at his dad’s grave, but a crowd of people move in on his moment. Marshall tells his dad about New Year’s Eve, when Lily and Marshall argued about Marshall’s desire to pass fascination with the paranormal on to their child; Ted and Barney opened a bar called Puzzles in Ted’s apartment; and Robin ended up filling in for her drunk boss on a TV New Year’s countdown. The next day, Marshall realizes that sharing the moment is what his dad would have wanted, and Lily gets to see her dad, who she thought didn’t care that she was pregnant.
Title: “46 Minutes”
Original Airdate: January 16, 2012
Lily and Marshall finally move into their house on Long Island, and the gang doesn’t seem the same without them. Barney gets Ted, Robin and Kevin to go with him to a strip club. They then follow Lily’s Russian stripper doppelganger to an underground poker game and get robbed. Lily’s dad has been staying at the house for two weeks and is getting on Marshall and Lily’s nerves. After their harrowing night, the gang (minus Kevin) makes a surprise visit to Marshall and Lily’s house, and Lily’s dad agrees to move out soon.
Title: “The Burning Beekeeper”
Original Airdate: February 6, 2012
Lily and Marshall throw a disastrous housewarming party at their house on Long Island. Lily’s dad has been keeping bees in the basement, and they escape from their enclosures and fill the house. Marshall has a confrontation with his boss, Mr. Cootes (Martin Short), about working too many hours. Barney hooks up with Lily and Marshall’s potentially crazy and violent neighbor. Robin and Ted argue about Robin’s meanness. The party ends with Mr. Cootes on fire in Lily’s dad’s beekeeper suit, but the crisis is ultimately averted.
Title: “The Drunk Train”
Original Airdate: February 13, 2012
Kevin asks Robin to marry him, and Robin at first says yes. But then she convinces Kevin that she’s not right for him because she isn’t going to have children, and they break up. Barney and Ted ride “the drunk train,” the final train of the night to Long Island, full of inebriated women who are desperate to hook up. Barney finds himself reluctantly falling for a woman who calls him on all of his underhanded pick-up tactics. After Robin’s break-up with Kevin, a lonely Ted confesses to Robin that he’s in love with her.
Title: “No Pressure”
Original Airdate: February 20, 2012
Right after Ted declares his love to Robin, she has to leave on a weeklong work trip to Russia. When Barney is left alone at Marshall and Lily’s house, he discovers their box of long-term bets about what will happen in their friends’ lives, which includes Lily betting that Ted and Robin won’t end up together. Ted realizes that he hasn’t ended up with Robin because Robin is in love with Barney. After Robin’s trip, she tells Ted that they can’t be together, and she moves out of their apartment.
Original Airdate: February 27, 2012
Barney is fixated on Quinn, the woman who called out his deceptive dating tactics but also spent one amazing night with him. It turns out she’s Karma, a stripper at his favorite gentlemen’s club. She milks him for hundreds of dollars in lap dances, but he finally gets her to agree to a real date. Ted tries to figure out what to do with Robin’s empty room, while Robin stays with Lily and Marshall on Long Island, which she hates. Ted moves out of his apartment and leaves it to Lily and Marshall, so they can move back to Manhattan and have space to raise their child.
Title: “The Broath”
Original Airdate: March 19, 2012
When the group meets Quinn, she acts controlling and manipulative, and they start to worry that she’s just using Barney for his money. After Barney and Quinn announce they are moving in together, the group stages an intervention to express their concerns, and Quinn finds out and breaks up with him. When the group goes to apologize, Quinn and Barney reveal that it was just an elaborate plan to mess with Barney’s friends, but the two really are moving in together. Ted and Robin have trouble returning to being friends after Ted’s declaration of love for Robin.
Title: “Trilogy Time”
Original Airdate: April 9, 2012
Ted, Marshall and Barney get together for their every-three-years tradition of watching the original Star Wars trilogy, and they reflect on how their lives have changed in each three-year interval since they started, and how things are different from the way they wanted them to be. Ted laments that his life will never work out how he wants it to, but Future Ted reveals that three years later, in 2015, Ted will have a baby daughter and be very happy. Barney finally decides that he doesn’t want to just keep hooking up with random women, and embraces being committed to Quinn.
Title: “Now We’re Even”
Original Airdate: April 16, 2012
Marshall gets upset when Lily has a sex dream about Barney’s limo driver Ranjit. Barney insists that Ted go out with him every night and do something legendary. Ted gets fed up with Barney’s need for constant activities, and Barney admits it’s because he needs to distract himself from thinking about what Quinn is doing at the strip club. When the pilot of a news chopper has a stroke, Robin has to land the helicopter, and she achieves instant fame. Although they’re still not talking, Ted texts Robin to say he’s glad she’s okay.
Title: “Good Crazy”
Original Airdate: April 30, 2012
Barney can’t handle Quinn being a stripper and tries to get her to quit, but she refuses. Marshall is overly obsessed with preparing for the arrival of his and Lily’s baby, so Lily tricks him into taking an Atlantic City vacation with Barney. Just as Marshall and Barney get drunk and turn off their cell phones, Lily goes into labor. Ted tries to meet women via online dating so he can get Robin off his mind, but every girl he goes out with somehow reminds him of Robin.
Title: “The Magician’s Code”
Original Airdate: May 14, 2012
Marshall and Barney are still stuck in Atlantic City as Lily goes into labor, so Ted and Robin try to distract her by telling stories about the group. Marshall finally makes it back just in time to see the birth of his son, whom they name Marvin. The group encourages Ted to go after Victoria again, and when he gets in touch with her, she shows up in her wedding dress and tells Ted she wants to run away with him and leave her fiancé. Ted hesitates, but then drives off with Victoria. Barney and Quinn head for a trip to Hawaii, and at the airport Barney stages an elaborate ruse involving a magic trick and the TSA that ends with his proposing to Quinn. In a flashforward, however, Barney is shown getting married to Robin, not Quinn.