The Stinson Missile Crisis

[1] After assaulting a woman aiming to break up Barney's relationship with Nora, Robin must attend a court-mandated therapy session.

As she tells the therapist the events leading up to the assault, Robin keeps digressing into the story of how Ted became too involved with Lily's pregnancy.

She reveals to her therapist that she has been growing jealous of the attention that Barney showers on Nora, reinforcing the fact that Robin still has feelings for him.

She succeeds in getting Nora sent to France to cover a G-8 summit, Robin hopes to use the time to win Barney back.

[3] Angel Cohn of Television Without Pity graded the episode a B+, stating that the subplot on Lily and Marshall "dragged down the few funny moments of Barney and Robin scheme-busting.