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How I Met Your Mother Season 4

Do I Know You?
Episode 1
Air Date: Sep 22, 2008

Do I Know You?

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 lo…

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The Best Burger in New York
Episode 2
Air Date: Sep 29, 2008

The Best Burger in New York

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 …

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I Heart NJ
Episode 3
Air Date: Oct 6, 2008

I Heart NJ

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 S…

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Intervention
Episode 4
Air Date: Oct 13, 2008

Intervention

When Ted is packing his stuff for his move to New Jersey, he discovers that the gang was going to hold an intervention for his engagement to…

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Shelter Island
Episode 5
Air Date: Oct 20, 2008

Shelter Island

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 t…

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Happily Ever After
Episode 6
Air Date: Nov 3, 2008

Happily Ever After

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

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Not a Father's Day
Episode 7
Air Date: Nov 10, 2008

Not a Father's Day

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

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Woooo!
Episode 8
Air Date: Nov 17, 2008

Woooo!

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 presen…

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The Naked Man
Episode 9
Air Date: Nov 24, 2008

The Naked Man

The gang learns a new way to get their dates to sleep with them after Ted walks in on Robin's date sitting naked on the couch.

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The Fight
Episode 10
Air Date: Dec 8, 2008

The Fight

Ted (to prove he's not a milquetoast) and Barney (to impress Robin) pick a fight with a group of guys sitting in the gang's favorite booth a…

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Little Minnesota
Episode 11
Air Date: Dec 15, 2008

Little Minnesota

Ted tries to keep his irresponsible sister from hooking up with Barney during her trip to New York, and Robin starts hanging out with Marsha…

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Benefits
Episode 12
Air Date: Jan 12, 2009

Benefits

Ted and Robin discover that sex with each other solve their fights as roommates, which makes Barney very jealous and angry. Meanwhile, Marsh…

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Three Days of Snow
Episode 13
Air Date: Jan 19, 2009

Three Days of Snow

Lily and Marshall try to continue their airport reunion tradition. Barney and Ted offer to keep MacLaren's open during a blizzard so they ca…

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The Possimpible
Episode 14
Air Date: Feb 2, 2009

The Possimpible

Robin, desperate to find a job before she is deported, agrees to let Barney produce a video resume for her.

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The Stinsons
Episode 15
Air Date: Mar 2, 2009

The Stinsons

The gang thinks that Barney must have a secret girlfriend after noticing his bizarre behavior.

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Sorry, Bro
Episode 16
Air Date: Mar 9, 2009

Sorry, Bro

Marshall and Lily are less than thrilled when they hear that Ted's college girlfriend (Laura Prepon) has moved to New York.

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The Front Porch
Episode 17
Air Date: Mar 16, 2009

The Front Porch

Ted learns that not only did Lily plant another woman's earring in his bed for Karen to find, she has meddled in some of his other relations…

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Old King Clancy
Episode 18
Air Date: Mar 23, 2009

Old King Clancy

Marshall and Barney lie to keep Ted from finding out the headquarters he'd been hired to design for GNB has been cancelled.

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Murtaugh
Episode 19
Air Date: Mar 30, 2009

Murtaugh

When Barney learns Ted has a list of things he thinks the gang is too old to do, he sets out to do every task within 24 hours in order to pr…

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Mosbius Designs
Episode 20
Air Date: Apr 13, 2009

Mosbius Designs

Ted goes out on his own as an architect and hires an intern to help get things started, but the intern gets a little too close to others in …

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The Three Days Rule
Episode 21
Air Date: Apr 27, 2009

The Three Days Rule

Ted breaks one of Barney and Marshall's relationship rules, texting a woman he recently met, so the pair play a joke on Ted by pretending to…

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Right Place Right Time
Episode 22
Air Date: May 4, 2009

Right Place Right Time

Ted ponders how being in the right place at the right time can impact a person's life; Barney celebrates his 200th female conquest.

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As Fast as She Can
Episode 23
Air Date: May 11, 2009

As Fast as She Can

Ted is trying to find a new job, and when an old acquaintance tries to help nothing goes as planned. Barney tries to smooth talk his way out…

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The Leap
Episode 24
Air Date: May 18, 2009

The Leap

Ted is trying to keep his architecture firm afloat by doing an all-nighter, but Marshall tries to lure him to the roof for a surprise 31st b…

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