The first says, “I’m so tough, once I ate a whole bagful of rat poison!”
The second says, “Well I’m so tough, once I was caught in a rat trap and I bit it apart!”
Then the third rat says, “That’s nothin”. All of the sudden he is interrupted by a cat wearing a limo drivers uniform.
As the 3 rats turn to look, the cat says to the third rat, “Hey boss, are you ready to go home?”