Jack: Except..my mouse was on the fritz.
Ennis: Yer what?
Jack: my pet mouse. He was off his feed.
Ennis: you bringin' him with ya?
Jack: well I can't just leave him in the truck to starve, can I?
Ennis: Uh...guess not.
Jack: Good.
Ennis: THAT MOUSE SLEEPS IN YOUR TENT
Course Ennis. Wouldn't have it any other way.