While Barney prepares for his wedding to a mystery bride, he and Ted reminisce about Punchy’s wedding, including when Marshall and Lily announced they are having a baby. Meanwhile, Robin…

Lily and Marshall try to continue their airport reunion tradition. Barney and Ted offer to keep MacLaren’s open during a blizzard so they can meet up with some college girls.

Ted and Stella move up their wedding date, but the wedding may not go off as planned after Ted breaks the “No Exes Rule” and invites Robin to come in…

A serendipitous meeting with someone from his past has Ted thinking about how he would handle running into someone he would prefer to forget.

Barney creates a holiday to celebrate not being a father. Meanwhile, Lily and Marshall are considering having a baby, but Lily first wants advice from Ted and Robin.

A birthday party for one of Lily’s co-workers leads to Robin connecting with a group of single partiers known as the “Woo Girls”. Ted presents a plan for Goliath National…

Ted and Stella get engaged, but Ted soon learns that he doesn’t know anything about her. Meanwhile, Barney confesses to Lily that he’s in love with Robin.

Marshall claims that he had the best hamburger in the world during his first week in New York City, but he forgot where the burger joint is located. The gang…

When Stella’s babysitter cancels, a night out turns into the gang hanging out at her place, and Ted talks up New Jersey… until he learns Stella wants him to move…

When Ted and Barney jeopardize Robin’s new relationship by professing their love for her, Robin realizes that she is finally over them. Meanwhile, after spending a weekend sleeping in twin…

When Ted takes a date to see a new hit movie, “The Wedding Bride,” he is shocked to learn the story is loosely based on his life, and that it…

Marshall and Lily make a secret pact to start trying to have a baby if they ever finally see Barney’s doppelganger. Meanwhile, Robin finally gets an offer for her dream…

When Barney debates giving up wearing suits in order to land a hot bartender, his conflicted feelings lead to an amazingly awesome musical number. Meanwhile, Ted gets one step closer…

When Barney is about to complete the perfect week – landing seven different girls in seven days – the gang roots him on in order to forget about their own…

When Lily and Marshall forget to fix up Ted on a blind date for Valentine’s Day, they use one of Barney’s many discarded girls to see if they may become…

When the gang tries to convince Ted that he is being strung along by Tiffany, they reflect about relationships where each of them has been in the same situation.

When Robin confesses that she is still angry with Barney for the way he handled their break-up, she enlists the help of Anita, a self-help author who plans to beat…

When Ted ruins Lily’s birthday dinner celebration by bringing a date, Lily goes to great lengths to keep her out of the traditional photo she takes every year of the…

When Marshall gets mugged, Lily decides she wants to get a gun for protection, so Marshall comes up with a convoluted story about the mugging to deter Lily from following…

When Ted attends his mother’s wedding, he is extremely disturbed by her overly affectionate relationship with her fiancé, which forces him to think about his own life and make an…

Marshall and Lily want to hook up with Barney and Robin for double-dating and fun, but their desperate eagerness to please is a huge turn-off. Meanwhile, when a succession of…

Barney tries his best hoping to convince Robin into becoming an American citizen, while Ted and Marshall’s road trip takes an unexpected turn for the worst when Marshall invites Lily…

Even though they do their best in order to be the perfect couple, Barney’s attitude of know-it-all lands him in trouble with Robin and they are forced to seek Marshall…

Lily comes up with a perfect plan to break up the relationship between Barney and Robin when they have a rough patch, but she needs help from Robin’s famous friend,…

After his relationship with Robin ends, Barney dusts off his “playbook” to help him back into the dating scene

Barney freaks out when Marshall bequeaths a “slap bet” slap to Ted and Robin. Meanwhile, Lily’s estranged father shows up for Thanksgiving.

When a perfect girl finally shows up, the gang tries everything to help Ted, while Marshall takes action when he discovers a letter written by younger himself.

When Marshall picks up smoking again, it prompts Lily, Ted and Barney, ex-smokers all, to succumb as well. Meanwhile, Robin gets a new co-anchor at her show…

After sharing a kiss at the beginning of the summer, Robin and Barney are unsure how to handle their mutual attraction. After some consideration they tell the gang they have…

Barney takes Marshall, and Robin to a strip club where they find a stripper who looks almost exactly like Lily. Meanwhile, Ted discovers he had been fixed up with the…

When Robin fears that Barney is cheating on her, she soon discovers that he is spending his evenings with Ted learning everything there is to know on how to date…

Robin accepts Ted’s invite to a friend’s wedding, but thanks to Ted, the couple may never make it down the aisle.

Ted finds a new woman at the wedding. They want to remember the evening so they don’t exchange last names or numbers; but Ted takes a big fall when he…

After agreeing to take things slowly and not have sex for a month, Ted and Victoria decide that they have waited long enough.

A mysterious tape arrives for Barney from one of his numerous ex-girlfriends, and the entire gang watches it. But, in order for them all to find out how she broke…

Things are going great with Ted and Victoria’s relationship, but when Victoria is offered her dream job, the couple have to make serious relationship decisions. Meanwhile Marshall and Lily set…

Marshall interns at the corporation where Barney works and Lily finds that he is becoming a shallow jerk as he tries to fit in with his crude fratty coworkers. Meanwhile,…

Robin, who is very lonely, asks Ted to come over to her apartment after 2 A.M., but he isn’t sure if he wants to go as he has a phone…

Robin is nominated to receive an award for a news report and everyone needs a date to take to the show. Barney introduces Ted to Mary as a date that…

Lily, Barney and Robin attend a high school prom to scout out a potential band for Lily and Marshall’s wedding reception. In order to get in Lily and Robin pretend…