On their way to Long Island for their wedding weekend, Robin and Barney come across a startling family discovery. Meanwhile, Marshall sees something online that changes the course of his journey east, while Lily confronts Ted about letting go of Robin.
Quest roles:
Marshall Manesh(Ranjit Singh), Suzie Plakson(Judy Eriksen), Wayne Brady(James Stinson), Sherri Shepherd(Daphne), Michael James Bell(Flight Attendant), Rudy Villagrana(Gate Agent)