How I Met Your Mother › Season 4

S4 E21: The Three Days Rule

Name: The Three Days Rule
Released: 2009-04-27

Ted breaks one of Barney and Marshall's relationship rules, texting a woman he recently met, so the pair play a joke on Ted by pretending to be the woman.

Air date	Apr 27, 2009
Runtime	23 minutes
TMDB rating	★ 8.1/10