How I Met Your Mother
The Three Days Rule
Season 4, Episode 21 · Aired 2009-04-27
Synopsis
When Ted breaks Barney and Marshall's "three days rule" by having a "text" relationship with a girl he just met, they play a cruel joke on him by pretending to be her.
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