Airdate: 19 October, 2009
Summary: Barney wants Robin to become an American citizen; Lily joins Marshall and Ted on their road trip

Airdate: 12 October, 2009
Summary: When Lily and Marshall realize that Robin and Barney are the perfect double-date friends, they try too hard to impress and come on too strong, forcing Barney and

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.

Ted realizes his blind date is the same girl he had a blind date with seven years prior. Meanwhile, the rest of the gang discover a Lily look-alike at a strip club.

When Marshall and the gang finds out that Barney and Robin are hesitant to define their relationship, Lily forces them to confront their biggest fear. Meanwhile, Ted is anxious about teaching his firs

As his 31st birthday nears, an all-nighter to try to get business has Ted realizing he may need to pursue another career than architecture. Meanwhile, Marshall tries to get him up to a rooftop surpris

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 of a ticket.

Ted explains to his future kids how a chance encounter with a former girlfriend changed his life. Barney makes the 200th notch in his bedpost.

When Ted violates the \’three days rule\’ by continually texting with a girl he\’s just met, Barney and Marshall retaliate by impersonating her.

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 the gang.