When the guys go out, Lily and Robin have a girl's night out. Marshall ate some of their food too and is worried about getting sick at his job interview. Lily's dream of being an artist is shattered when her art teacher heavily criticises her art. The two quickly become friends. Lily has a sex dream about someone she knows but refuses to tell Marshall.
She became an art consultant for the Captain.
She became an art consultant for the Captain. This breaks Marshall's heart. Barney tells a joke so offensive that Lily winds up leaving the gang for awhile, though Marshall and Robin still see her offscreen.