Daisy: Marshall tries to work out where Lily went when she stormed out of the hotel on the night of their big fight. Robin is worried by Barney's pre-wedding behaviour. (S9 Ep20/24) [AD,S]
Vesuvius: On the morning of the wedding, Ted helps a stressed Barney decide which suit to wear. Lily thinks Robin isn't treating her big day with the gravity it deserves. (S9 Ep19/24) [AD,S]
Rally: Barney can't get out of bed on the morning of his wedding because he had too much to drink the night before, so the gang try to make him a famous hangover cure. (S9 Ep18/24) [AD,S]
Sunrise: On the eve of the wedding, Ted and Robin take a walk on the beach and have a heart-to-heart conversation. Marshall finds out that his hotel room is haunted. (S9 Ep17/24) [AD,S]
How Your Mother Met Me: In flashback for the 200th episode, it is revealed how Ted has a history of missed connections with his future wife, such as when he meets her roommate. (S9 Ep16/24) [AD,S]
Unpause: Marshall and Lily's big fight about Marshall accepting a judgeship without telling Lily has been looming, but the couple put it on hold to enjoy their reunion. (S9 Ep15/24) [AD,S]
Slapsgiving 3: Slappointment in Slapmarra: Marshall reveals how he learnt enough speed, strength and accuracy to deliver the Slap of a Million Exploding Suns to Barney. (S9 Ep14/24) [AD,S]
Bass Player Wanted: The friends encounter a guest at the hotel who intentionally stirs up trouble between them. Marshall and baby Marvin finally arrive in Farhampton. (S9 Ep13/24) [AD,S]
The Rehearsal Dinner: Barney becomes convinced that Robin is planning to throw him a special wedding rehearsal dinner at the laser tag arena, which infuriates her. (S9 Ep12/24) [AD,S]
Bedtime Stories: To get Marvin off to sleep while they are stuck in traffic on the bus, Marshall creates three rhyming bedtime stories based on the gang's many exploits. (S9 Ep11/24) [AD,S]
Mom and Dad: Seeing his mother and father together for the first time in years, Barney becomes convinced that he can reunite them. John Lithgow guest stars. (S9 Ep10/24) [AD,S]
Platonish: The gang recall the evening six months earlier when Barney accepted a series of romantic challenges from Lily and Robin. Bryan Cranston guests. (S9 Ep9/24) [AD,S]
The Lighthouse: When Robin and Loretta's conflict escalates, Barney is caught in the middle. Marshall and Daphne deal with a stowaway on their road trip. (S9 Ep8/24) [AD,S]
No Questions Asked: Daphne sends a text message to Lily revealing the truth about Marshall becoming a judge. Marshall begs Ted to sneak into Lily's room and delete it. (S9 Ep7/24) [AD,S]
Knight Vision: Ted finds himself with three prospects to be his date for the wedding weekend, but he chooses poorly about which of the women to spend time with. (S9 Ep6/24) [AD,S]
The Poker Game: Robin wins James's ring during a poker game but refuses to give it back, angering Barney's mother Loretta. Ted and Marshall fall out about wedding gifts. (S9 Ep5/24) [AD,S]
P.S. I Love You: Marshall and Lily worry that Ted's new girlfriend Jeanette is a deranged stalker, but Ted insists that their meeting is simply the result of destiny. (S8 Ep15/24) [AD,S]
The Bro-Mitzvah: Ted and Marshall are determined to arrange a legendary stag night for Barney, while Robin endures a difficult evening out with Barney's adoring mother. (S8 Ep22/24) [AD,S]
Romeward Bound: The Captain asks Lily to move to Rome so that she can act as his art consultant while he lives there, but she frets about the effect on Marshall's career. (S8 Ep21/24) [AD,S]
Weekend at Barney's: When Ted and Jeanette break up, Barney helps his friend find a new date by using his infamous playbook full of 'fool-proof' ways to chat up women. (S8 Ep18/24) [AD,S]
The Ashtray: When Ted receives an unexpected voicemail message from his former love rival The Captain, the gang recall their last awkward encounter with him. (S8 Ep17/24) [AD,S]
Bad Crazy: Ted is reluctant to break up with his crazy girlfriend Jeanette, despite the advice of his friends. Robin is intimidated by the idea of holding baby Marvin. (S8 Ep16/24) [AD,S]
P.S. I Love You: Marshall and Lily worry that Ted's new girlfriend Jeanette is a deranged stalker, but Ted insists that their meeting is simply the result of destiny. (S8 Ep15/24) [AD,S]
Ring Up!: Robin is upset when she realises that wearing her new engagement ring makes her feel invisible. Ted begins dating a 20-year-old woman with a wild social life. [AD,S]
Band or DJ?: When Robin learns that Barney failed to ask her father's permission before proposing, she insists that he gets Robin Sr's approval as soon as possible. (S8 Ep13/24) [AD,S]
The Final Page (Part 2/2): Barney tells Ted he plans to make a Christmas proposal to Patrice. Marshall and Lily have their first night away together since baby Marvin's birth. (S8 Ep12/24) [AD,S]
The Final Page (Part 1/2): Ted invites his old university professor, who insisted he would never make it as an architect, to the grand opening of the GNB building. (S8 Ep11/24) [AD,S]
The Over-Correction: Robin grows suspicious of Barney's relationship with Patrice and, thinking that Barney is going through an emotional crisis, tries to split them up. (S8 Ep10/24) [AD,S]
Lobster Crawl: Ted fills in as baby Marvin's nanny as a favour to Lily and Marshall, while Robin is determined to get Barney back, no matter what it takes. (S8 Ep9/24) [AD,S]
Who Wants to Be a Godparent?: Lily and Marshall almost get hit by a car, so they decide to make a will and find a godparent and potential legal guardian for baby Marvin. [AD,S]
Nannies: Lily and Marshall struggle to find a good nanny within their budget for baby Marvin, while Robin and Ted compete over who has the best new relationship. [AD,S]
The Pre-Nup: On the advice of a colleague, Barney draws up an extensive pre-nuptial agreement that leaves Quinn outraged and a war of the sexes develops in the group. [AD,S]
Farhampton: Ted reassures an anxious Robin on her wedding day, new parents Lily and Marshall suffer from sleep deprivation, and Barney reveals he hasn't been honest with Quinn. [AD,S]
The Magician's Code (Part 2/2): Barney and Quinn take their first holiday together but get in trouble with airport security. Ted gets in touch with his ex-girlfriend Victoria. (S7 Ep24/24) [AD,S]
The Magician's Code (Part 1/2): Lily goes into labour while Marshall is in Atlantic City with Barney, so Ted and Robin try to distract her from her painful contractions. (S7 Ep23/24) [AD,S]
Good Crazy: Despite feigning indifference, Barney is plagued by jealousy as a result of his girlfriend Quinn's job as a stripper and he tries to persuade her to switch careers. (S7 Ep22/24) [AD,S]
Now We're Even: Marshall discovers that Lily has had an erotic dream about Ranjit. Robin's celebrity stock rises when she has to land the news helicopter in an emergency. [AD,S]
Trilogy Time: When Barney and Quinn start living together, Barney's reluctance to throw out any of his old possessions makes the gang doubt his faith in the relationship. (S7 Ep20/24) [AD,S]
The Broath: Barney tries to persuade his friends to meet Quinn and get to know her properly. However, Ted is convinced that Quinn is only after Barney's money. (S7 Ep19/24) [AD,S]
Karma: Barney thinks the way that Quinn is manipulating him is payback for the manner in which he has treated women in the past. Ted is still upset about Robin moving out. [AD,S]
No Pressure: Ted tells Robin that he loves her just as she is setting off on her trip to Russia. Barney makes a discovery about Marshall and Lily when he snoops on them. [AD,S]
The Drunk Train: Barney persuades Ted to join him on the 'drunk train', the last night train from Manhattan to Long Island, where there are many chances to pick up women. [AD,S]
The Burning Beekeeper: Lily and Marshall throw a housewarming party at which Lily's father Mickey causes consternation by admitting he is keeping bees in the basement. (S7 Ep15/24) [AD,S]
46 Minutes: Marshall and Lily have officially moved to the suburbs, but are being pushed to their limits by Lily's father Mickey, who has been living with them. [AD,S]
Tailgate: On New Year's Day, Marshall is at the cemetery to visit his father's grave, where he ponders about some of his friends' New Year's Eve celebrations. [AD,S]
Symphony of Illumination: Marshall is determined to decorate his house with the most spectacular display of Christmas lights in the area. Robin visits her doctor and gets some news. [AD,S]
The Rebound Girl: Ted and Barney plan to adopt a child together because as men they feel they understand each other better than a man and a woman ever could. (S7 Ep11/24) [AD,S]
Tick Tick Tick...: Robin and Barney feel guilty about their liaison. Their guilt is compounded when they go on a work cruise together with their partners. [AD,S]
Disaster Averted: Barney is desperate to get rid of the ducky tie and drives a hard bargain to be allowed to remove it. Later, the gang reminisce about Hurricane Irene. (S7 Ep9/24) [AD,S]
The Exploding Meatball Sub: Marshall's decision to quit his job at the bank and take a volunteer position at an environmental organisation affects the whole gang. (S6 Ep20/24) [AD,S]