Robin desperately tries to locate the item that she buried in Central Park years earlier to wear as her "Something Old" for the wedding. Meanwhile, Marshall and Lily ask Ted to help them pack for Italy, and Barney invites Robin's father to play Laser Tag in order to bond with him.
Elenco: Cobie Smulders , Josh Radnor , Neil Patrick Harris , Alyson Hannigan , Jason Segel , Bob Saget , Britney Spears , Candice Accola , Cristin Milioti , David Henrie , Lyndsy Fonseca .