Hell, Yeah. Due South.

RayK: Fraser, the wolf can’t stay here.

Fraser: Why not?

RayK: Because of the… umm… turtle.

Fraser: Diefenbaker has no interest in the turtle.

RayK: The turtle and the wolf are natural enemies, Fraser. Grrr. The fighting and the…

• S03E08, Spy vs. Spy

What is it about Fraser and his tongue?

- S03E01, Burning Down the House