George Finn

Barney approaches a personal milestone: sleeping with the first woman he hits on seven nights in a row. However, is Barney using this to cover a bigger problem? Elsewhere, Lily and Marshall realise that they've been using the same toothbrush, Robin waits to hear back from a date and Ted insults one of his students.

Ted's friends try to help him woo his perfect woman from his college days but Barney and Robin spoil his big chance. Will he still get his girl? Elsewhere, Marshall reads a letter that he wrote as a teenager with a list of things that he wants to achieve as an adult. Marshall tries to rectify his life choices but is overwhelmingly disappointed in the career he's chosen.

A new lead in a cold case requires Lisbon to delay her plans to leave for Washington, D.C., giving Jane time to finally come to terms with his feelings for her and decide on a course of action.