How I Met Your Mother: Season 8, Episode 19

8 - 19: The Fortress

As their wedding date approaches, Robin tells Barney that it’s time they address the issue of where they will live as a married couple. She makes it clear that she will never live in his apartment – where all of his sexual escapades took place. Barney begrudgingly agrees, but insists that the apartment go to somebody worthy of its greatness. Meanwhile, Marshall takes drastic measures when he can no longer deal with Lily’s constant absences due to her demanding job with the Captain.