Aired Tuesday 20 February,
4:35am - 5:00amon E4
How I Met Your Mother
Series 6 Episode 11: The Mermaid TheoryWhen Ted's friendship with Zoey begins to make her husband jealous, Lily suggests that he befriend him. Meanwhile, Marshall and Robin spend some one-on-one time together and end up testing Barney's Mermaid Theory.
- Category
- Sitcom
- Original air date
- 06/12/2010
Cast and crew