The Best Episodes Written By Carter Bays

After being forced into knocking back 5 shots, so he will stop thinking, Ted goes on a partying rampage. The next morning he wakes up with a woman in his bed, but he does not know who it is. So he turns to his friends to try and piece the night together and work out who the woman is in his bed.

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

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.

It's still Marshall and Lily's big wedding day but now we're at the reception. Robin tries to tell a story but keeps getting interrupted. Barney tries his hardest to figure out Ted and Robin's secret.

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 to meeting the future mother of his kids.

Ted pursues a woman named Stella, but only gets attention from her receptionist Abby.

Ted tries to keep Robin from going on a camping trip so that she can spend time with him. Barney enlists the help of an old flame to perform a rain dance. At the same time Marshall finds out about Lily's interview for the fellowship in San Francisco.

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 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 job.

Ted is in a car accident that prompts Marshall to talk about miracles. Everyone flashbacks to prior moments in their lives.

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 then hits the streets of Manhattan to help him find it.

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 decided to remain just friends, but secretly continue seeing each other. They are able to get away with their secret romance for a couple months, but are discovered when Ted, Marshall and Lily walk in on them together. They explain to the gang that they are happy with their casual relationship, and didn’t want to complicate it by defining it. This is unacceptable to Lily, who pressures them to label their situation, and ultimately locks them in Robin’s room to force them to address it. Meanwhile, Ted is anxious about his first days as a professor at Columbia, which is made worse when he shows up at the wrong class and starts his lecture.

Ted's upcoming date with his doctor leads the gang to give him their own examples of why dating someone you already see regularly is a bad idea.

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 birthday party, on the fourth season finale.

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 call on the way over with his friends, and with Victoria on his mind

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 her.

When a matchmaking company calls Ted claiming they have found his soul mate, he is forced to postpone his date when Lily asks for his help.

With only a half an hour left before the wedding, Robin and Barney panic; Lily and Marshall rewrite their wedding vows.

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

When a funeral conflicts with the Super Bowl, the gang vows to avoid hearing the score and watch it together on Monday. This proves difficult, as Marshall is threatened with the score by a boy in Lily's class, while doing the news puts Robin in danger of finding out who won.

Marshall asks Barney and Ted for help figuring out where Lily went in the middle of the night during their argument.

Ted is conflicted when Victoria approaches him on her wedding day and asks him to elope. Meanwhile, Barney and Quinn are arrested by airport security while on the way to Hawaii when Barney refuses to open a box they are travelling with.

Barney faces having to wear Marshall's ducky tie if he loses a bet with him. Meanwhile, Ted hopes to apologize to an ex for cheating on her.

While on a trip to Minnesota, Ted and Barney try anything to make Marshall laugh. Marshall runs into an old nemesis from high school.

When the gang goes to a black tie event at the Natural History Museum, Ted gets introduced to Zoey's husband, The Captain.