According to Jim: Season 4, Episode 9
4 - 9: Poking the Bear
Cheryl's gynecologist forbids her from having sex with Jim until the time is right to get pregnant, and Jim eats crow in order to win a huge account from a blowhard potential client.
Cheryl's gynecologist forbids her from having sex with Jim until the time is right to get pregnant, and Jim eats crow in order to win a huge account from a blowhard potential client.