| "The Bath Item Gift Hypothesis" | |
|---|---|
| The Big Bang Theory episode | |
| Episode no. | Season 2 Episode 11 |
| Directed by | Mark Cendrowski |
| Story by | Bill Prady & Richard Rosenstock |
| Teleplay by | Tim Doyle & Stephen Engel |
| Original air date | December 15, 2008 |
| Guest appearance | |
| Michael Trucco as David Underhill | |
"The Bath Item Gift Hypothesis" is an episode of the American comedy television series The Big Bang Theory. It first aired on CBS in the United States on December 15, 2008.[1] It is the eleventh episode of the second season of the series and the twenty ninth episode overall.[2]