How I Met Your Mother S4E1 — Do I Know You?
8.5

Do I Know You?

8.5/10 · 4,817 votesSep 22, 200823 min

Ranked #5 of 24 in Season 4•+0.4 vs season avg

Discussion

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.

Seasons9

Season 4 Episodes24

Cast5

Josh Radnor

Josh Radnor

Ted Mosby

Neil Patrick Harris

Neil Patrick Harris

Barney Stinson

Jason Segel

Jason Segel

Marshall Eriksen

Alyson Hannigan

Alyson Hannigan

Lily Aldrin

Cobie Smulders

Cobie Smulders

Robin Scherbatsky

Crew4

Greg Malins

Greg Malins

Executive Producer

Craig Thomas

Craig Thomas

Writer

Carter Bays

Carter Bays

Writer

Pamela Fryman

Pamela Fryman

Director

Discussion

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Episode Summary

"Do I Know You?" is episode 1 of How I Met Your Mother season 4. It scored 8.5/10 from 4,817 votes, ranking #5 of 24 episodes this season (season average 8.1). Directed by Pamela Fryman and written by Craig Thomas, Carter Bays, it aired on September 22, 2008.