Robin is feeling a little lost because of her unemployment, and becomes a "Wooo!" party girl. Lily tries to fit in with Robin's new friends, but Robin confirms that Lily is her best friend and she just needs the Woo! girls to unwind as a single person. Barney gives Ted a shot at designing a new bank building, but Barney is swayed by the Sprockets-like Swedish collective architects "Sven". Marshall steps in and Ted is awarded the contract.