Amazing. And I suppose her art program was fulfilling or whatever. Barney: Her? He's just starting to get better. In New-York. In an other spot of the Scorpion & the Toad.Barney (to a girl): You must be majoring in chemistry 'cause what I'm picking up between us is, uh... (The girl leaves / to the girl's friend) College lesbian phase. Lily: The apartment is a metaphor for Marshall! Look. Marshall: Way to go. Starting tonight, I'm gonna teach you how to live. Ted from 2030: Marshall and Lily have together for nine wonderful years until she dumped him and ran off to San Francisco. This summer, best thing ever. Wait for it.
Plan: A: Barney; Q: Who teaches Marshall how to pick up women? A: an awkward Marshall; Q: Who does Barney teach to pick up women? A: Lily returns; Q: Who returns from her art experience? A: a new apartment; Q: What does Ted help Lily look for? A: Ted; Q: Who gets sick of hearing about Lily's summer in San Francisco? Summary: Barney teaches Marshall how to pick up women. When things start to go sour for an awkward Marshall, Barney steps in and wins the women over... for himself. Lily returns from her art experience. While helping her look for a new apartment, Ted gets sick of hearing about Lily's amazing summer in San Francisco.