Ted finally finishes telling his kids the story of how he met their mother.
With only a half-hour to go, both Barney and Robin have panic attacks about their upcoming nuptials. Meanwhile, Marshall and Lily rewrite their old wedding vows.
When Gary Blauman shows up at the wedding, it sends the gang into a frenzy as they each recall an encounter with him.
Marshall enlists Ted and Barney to help him figure out where Lily went when she left in the middle of their fight.
On the morning of the wedding, Lily and Robin have a fight and Barney freaks out about which suit to wear. Meanwhile, the gang watches a movie Ted has forbidden them to see.
When Barney suffers from the world’s worst hangover the morning of his wedding, the gang tries to figure out the far-fetched ingredients to concoct the Stinson Hangover Fixer Elixir.
While out looking for an inebriated Barney on the day of the wedding, Robin and Ted reminisce about past relationships. Meanwhile, Marshall and Lily finally resolve their issues and Barney befriends two young guys eager to meet women.
On the 200th episode, The Mother recounts how she met Ted and what she’s been up to for the past eight years.
When Barney drinks too much, Ted and Robin take advantage of him and get him to reveal secrets he’s been hiding for years. Meanwhile, Marshall does everything he can to avoid fighting with Lily.
In an attempt to deliver a devastating final slap to Barney, Marshall explains how he mastered the Slap of A Million Exploding Suns.
The gang encounters a guy at the wedding who intentionally stirs up trouble among them, and Marshall finally arrives at the Farhampton Inn.
Barney becomes fixated on having his rehearsal dinner at a laser tag arena, much to Robin’s dismay. Meanwhile, Ted doesn’t come through on a promise, which aggravates Lily.
To get his restless son to go to sleep, Marshall tells him three tales in rhyme: "Mosby at the Bat," "Robin take the Cake," and "Barney Stinson, Player King of New York City."
When Barney’s father arrives at the hotel, Barney devises a plan that makes Robin very nervous. Meanwhile, Ted is convinced someone framed him by messing up a wedding-related duty.
In a flashback episode, the gang ponders the future of the Ted, Robin and Barney love triangle. Meanwhile, Barney accepts a series of challenges from Lily and Robin.
Barney gets pampered by Robin when acts like a sick baby.
Ted laments becoming the guy who tells people what to do.
Barney has a difficult time pleasing Marshall's professor in bed.
Robin tells Ted that she's secretly married to a Canadian.
Lily talks Marshall into having sex by revealing she's not wearing underwear.
A look behind the scenes of "How I Met Your Mother"
Barney asks Emmitt Smith to tell him the Super Bowl score.
Ted believes that he slept with Robin the night before when Carl the bartender reminds him of the previous evening.
Barney spies on Marshall's professor and points out all her cougar traits.
Marhshall's nude painting hangs over the bar downstairs.
Robin comes over after a night of drunk calls from Ted. Ted tries to hide his one night stand, Trudy, in the bedroom.
Ted learns from Barney that he lit him on fire for drunk dialing Robin, and that he has a strange phone number written on his arm.
How I Met Your Mother: Season 6 clip - starring Josh Radnor, Jason Segel, Cobie Smulders, Alyson Hannigan, Neil Patrick Harris, Bob Saget.
Barney and Ted help Marshall get over Lily by calling her insulting names.
Ted comes very close to firing Druthers but gets interrupted by a birthday party.
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