Watch How I Met Your Mother Season 4 - Episode 21 Online

Name: The Three Days Rule

Online Watch How I Met Your Mother Season 4 Episode 21 Ted gets around the three-day concept by text messaging a lady he just met, but he doesn't understand that he's actually text messaging Barney and Marshall.

Watch How I Met Your Mot.. S04E21 - PUTLOCKER

Watch How I Met Your Mother S04E21: Version 3

Watch How I Met Your Mother S04E21: Version 4