Season 6
24 episodes · premiered Sep 20, 2010
The more things change, the more things get interesting in this all-new hilarious season of How I Met Your Mother. Ted's (Josh Radnor) search for "the one" continues while Marshall and Lily (Jason Segel and Alyson Hannigan) hope to become parents, Barney (Neil Patrick Harris) makes an uproariously awkward attempt to find his real father, and Robin (Cobie Smulders) finally feels like a true New Yorker. Featuring epic guest stars like Katy Perry and Jorge Garcia as "The Blitz," Season Six is filled with just plain awesomeness.
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E1 Big Days
When Ted and Barney argue about who has "dibs" on a hot girl, Ted realizes that she is there with Cindy, a girl he previously dated who is also the roommate of his future wife. Meanwhile, Robin is heartbroken over Don, and Marshall can't keep quiet about his desire to start a family.
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E2 Cleaning House
When Barney convinces the gang to help his mom move out of her home, they quickly learn that she has been very protective of Barney and lied to him about events throughout his life. Meanwhile, Ted gets upset when Robin oversells him to a blind date.
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E3 Unfinished
Barney uses his best womanizing tactics to try to convince Ted to design the new GNB building; Robin drunk dials Don.
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E4 Subway Wars
When the gang teases Robin about not being a real New Yorker, she sets out to prove them wrong by racing to catch a glimpse of Woody Allen.
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E5 Architect of Destruction
Ted becomes conflicted after meeting an attractive woman who is passionate about saving the landmark building being torn down for his new project.
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E6 Baby Talk
Marshall and Lily try to figure out how to conceive a baby with the gender of their choice; Robin's perky new co-anchor irritates her.
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E7 Canning Randy
When Zoey enrolls in Ted's class, she manipulates his students into taking her side in the fight to save the building being torn down to make room for his project. Meanwhile, Marshall and Lily spot Robin marching in the Halloween parade of shame.
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E8 Natural History
When the gang goes to a black tie event at the Natural History Museum, Ted gets introduced to Zoey's husband, The Captain.
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E9 Glitter
Barney's discovery of a Canadian kids show called Space Teens, that Robin appeared on as Robin Sparkles, leads the gang to get her to reach out to her co-star, Jessica Glitter.
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E10 Blitzgiving
When Ted leaves the bar early to prepare a Thanksgiving feast for his friends, the gang winds up partying all night with The Blitz, an old friend from college who has bad luck. As a result Ted is forced to spend Thanksgiving with Zoey.
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E11 The Mermaid Theory
When Ted's new friendship with Zoey tests the theory that single men and married women can't be friends, he invites her husband, "The Captain," to hang out with them. Meanwhile, Marshall and Robin decide to spend alone time together, and Barney and Lily possibly have a fight.
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E12 False Positive
Lily and Marshall receive shocking news that has a profound impact on the gang. Ted begins his duties as best man for an old friend's wedding.
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E13 Bad News
Afraid they will never get pregnant, Lily and Marshall decide to see a specialist. Robin begins her new job.
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E14 Last Words
While on a trip to Minnesota, Ted and Barney try anything to make Marshall laugh. Marshall runs into an old nemesis from high school.
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E15 Oh Honey
Barney gets emotional when he opens up to Honey about his life. Ted admits to having feelings for Zoey to the group.
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E16 Desperation Day
Barney declares February 13th a holiday for desperate women. Marshall receives a Valentine's Day surprise from Lily. Zoey and Ted work on figuring out their relationship.
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E17 Garbage Island
Marshall becomes obsessed with saving the environment after seeing a documentary on garbage. Ted runs into The Captain. Barney admits he has feelings for a woman.
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E18 A Change of Heart
When Barney starts to have real feelings for Nora, he worries that something is wrong with his heart. Meanwhile, Robin starts dating a guy who acts a lot like a dog.
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E19 Legendaddy
Barney meets his father and is shocked by the differences in their lives. The rest of the gang learn their "gaps"; knowledge they should have by now, but don't.
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E20 The Exploding Meatball Sub
Lily and Barney react badly when Marshall finally quits his job at Goliath National Bank to take a volunteer position at an environmental organization. Meanwhile, Ted and Zoey's opposing positions on the future of the Arcadia come between them.
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E21 Hopeless
When Barney tries to bond with his father, he asks the gang to help make his life seem more exciting by lying about their own lives. Meanwhile, Robin runs into a guy she has a crush on.
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E22 The Perfect Cocktail
When Marshall and Barney argue over the destruction of the Arcadian Hotel, Robin and Lily try to mix the right combination of cocktails that will force them to make up. Meanwhile, Ted plans a romantic weekend away with Zoey.
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E23 Landmarks
When Ted is faced with an important decision that might affect his future with Zoey, the gang expresses their true feelings about her.
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E24 Challenge Accepted
Robin and Barney bond when they intervene in Ted's relationship, and Marshall and Lily watch a ticking clock as he fears that he soon will be the victim of food poisoning.