Traveling to Long Island for their wedding, Robin and Barney unexpectedly stumble upon a significant family secret. Separately, Marshall discovers something online that alters his plans for the trip, while Lily challenges Ted to confront hi…

James’s announcement of his impending divorce casts a shadow of concern over Robin, who frets about Barney’s reaction. Elsewhere, Marshall is in a frantic rush to secure passage to New York before the wedding. And Ted finds himself navigati…

Lily found Ted's list of New York aspirations, meticulously compiled before his move to Chicago, and a familiar frustration tightened within her. She was the sole keeper of these dreams, a solitary witness to a chapter closing. Elsewhere, R…

As Barney grapples with resentment toward Ted, fueled by the revelation of lingering affection for Robin, Marshall intervenes via Skype, attempting to mediate their disagreement. Simultaneously, Lily comes to a stark realization: she is Rob…

A shadow fell over Barney after Robin’s victory – the wedding ring, plucked from James’s hand during the poker game, seemed to amplify his displeasure. Meanwhile, a familiar tension simmered between Ted, Marshall, and Lily, this time center…

Ted found himself in a predicament: three potential dates vying for his attention over the wedding weekend, and regrettably, his choice proved to be a poor one. Elsewhere, Barney and Robin found themselves at odds with their minister, while…

A disquieting text from Daphne reached Lily, prompting Marshall to gather the group. Under the strict condition of absolute discretion, they set about erasing the message.

As Robin and Loretta’s disagreement intensifies, Barney finds himself increasingly drawn into their dispute. Elsewhere, Marshall and Daphne encounter an unexpected passenger during their journey, while Ted and Cassie attempt to savor a visi…

In a fleeting memory, the group considers the trajectory of the complicated affection between Ted, Robin, and Barney. Meanwhile, Barney readily embraces playful dares issued by both Robin and Lily.

The arrival of Barney's father at the hotel sparks an immediate scheme in Barney’s mind. Meanwhile, Ted finds himself convinced he's the target of a deliberate setup when a task connected to the wedding goes awry.

Marshall attempted to lull Marvin to sleep with a series of rhyming tales meant for bedtime.

A shadow crossed Robin's face when Barney proposed a laser tag arena for their rehearsal dinner. Meanwhile, Ted’s failure to deliver on a promise rankled Lily, adding another layer of frustration to their already complicated lives.

At the wedding, a man deliberately sought to disrupt the festivities. Meanwhile, Marshall finally reached the Farhampton Inn.

Determined to deliver a final, crushing blow to Barney, Marshall detailed the precise technique he'd perfected: the Slap of a Million Exploding Suns.

After a few too many drinks, Barney becomes prone to revealing long-held secrets, a situation that Robin and Ted find themselves eager to exploit. Meanwhile, Marshall navigates the delicate tightrope of avoiding an argument with Lily.

She recounts the circumstances of her first meeting with Ted, then proceeds to detail the life they have built together over the last eight years.

As the wedding day unfolds, Robin and Ted find themselves adrift in memories of former loves, their search for a tipsy Barney a nostalgic journey. Meanwhile, Lily and Marshall reach a quiet understanding, solidifying their commitment. Elsew…

The group had to devise a way to create the Stinson Hangover Fixer Elixir, hoping it would aid Barney’s recovery on the wedding day.

The morning of the wedding began with a sharp disagreement between Robin and Lily. Meanwhile, Barney wrestled with the indecision of choosing a suit. Later, the group gathered to watch a film, one that Ted had specifically requested they av…

Following a heated argument, Marshall sought out Barney and Ted, hoping they could shed light on Lily's whereabouts during the late hours.

Gary Blauman's arrival at the wedding sparked an immediate flurry of reaction among the group; each member seemed to be instantly flooded with a memory of a past meeting with him.

With barely thirty minutes remaining until the ceremony, Robin and Barney were consumed by a sudden wave of anxiety. Meanwhile, Lily and Marshall found themselves revisiting their vows, penning fresh promises for their future.

At last, Ted concluded the tale of their mother's introduction, the narrative now fully delivered to his children.

At last, Ted concluded the tale of their mother's introduction, the final words hanging in the air.