How I Met Your Mother
Do I Know You?
Season 4, Episode 1 · Aired 2008-09-22
Synopsis
As Stella responds to Ted's proposal, Barney realizes that he's in love with Robin.
In the series
This episode is part of How I Met Your Mother (2005–2014) on CBS.
A long setup about a mother, with slap bets and yellow umbrellas.
Key cast
- Josh Radnor as Ted Mosby
- Jason Segel as Marshall Eriksen
- Cobie Smulders as Robin Scherbatsky
- Neil Patrick Harris as Barney Stinson
- Alyson Hannigan as Lily Aldrin
- Cristin Milioti as The Mother