How I Met Your Mother

Do I Know You?

E1    Sep 22, 2008    23m    TV-14
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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.
Where to Watch Do I Know You?
Cast of Do I Know You?
  • Josh RadnorTed Mosby
  • Neil Patrick HarrisBarney Stinson
  • Jason SegelMarshall Eriksen
  • Alyson HanniganLily Aldrin
  • Cobie SmuldersRobin Scherbatsky
  • Sarah ChalkeStella Zinman
  • Kyle ArcherMark Johnson
  • Heidi HerschbachApril
  • Lyndsy FonsecaDaughter
  • David HenrieSon

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