Ted lives like there's no tomorrow during a St. Patrick's Day celebration with Barney. Lily and Marshall spend the evening at their new apartment with Robin.
Quest roles:
Lyndsy Fonseca(Daughter), David Henrie(Son), Vanessa Lachey(Ashlee), Arielle Vandenberg(Mary), Mieko Hillman(Stephanie), Brian Letscher(Angry Guy), Nicole Muirbrook(Woman)