Do I Know You?
Ted and Stella get engaged, but Ted soon learns that he doesn't know anything about her. Meanwhile, Barney confesses to Lily that he's in love with Robin.

Cast
Josh RadnorTed Mosby
Neil Patrick HarrisBarney Stinson
Jason SegelMarshall Eriksen
Alyson HanniganLily Aldrin
Cobie SmuldersRobin Scherbatsky
Cristin MiliotiTracy McConnellHow I Met Your Mother on tvt

