↓ Transcript
Panel 1:
[Frankie the Force, Jimmy the Nose, Vic the Lead, Rocco the Hammer, Leo the Boss and Leadfoot Lucy are in the car, leaving the rat house.]
Leadfoot Lucy: "I’d say that was fairly successful."

Panel 2:
Rocco the Hammer: "And now: a parting gift."
[Vic the Lead presses a detonator.]

Panel 3:
[The rat house explodes.]