

S04E21
The Three Days Rule
Aired April 27, 2009
Free, with no ads. Tick off what you watch and see what airs next.
Summary
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.
TV Binge Diary
Keep track of How I Met Your Mother
- See what airs next, in your own time zone.
- Tick off episodes and films as you watch.
- Rate them, keep lists, and keep the record. Private by default.
