blondes burning house

a blondes house was on fire and the husband called the fire department and the ire rescue said"your husband will help us take out the fire and you stay in the truck". and she said ok. every time the house catches on more fire she would laugh and again till she turns red full of laugher the husband said "whats so funny"? and she will say "when ou werent lookin i steped out of the truck five times.