"Cheese Rush Days" is the 20th episode of Season 4.
Ren and Stimpy are pioneers in search of high-country blue cheese. Then, Ren traps Stimpy and co. inside a blue-cheese filled mine because of his own tiny nugget.
- The real name of this episode's director is Mark Marren. Kirk Field was a pseudonym of his.
- This episode is Mark Marren's directional debut.
- This episode was rated +14 in Canadian airings on Teletoon, but some believe there is no evidence of this episode being aimed towards adult audiences.