A: The house down the street is on fire!
B: How do you know?
A: There is smoke coming up from the house!
B: Did you call 911?
A: I am going to call right now!
B: I think they're having a barbeque.
A: This is nothing to joke about!
B: No, I mean the smoke is coming from a grill.
A: Oh. That explains the delicious smell.
B: Were we invited?
A: I'm afraid we were not.
B: How sad, even after saving their burning house.