A woman in a blue shirt is laughing with a woman in a black shirt outside , as people are sitting and standing all around them .
It is impossible that a few ladies laugh at a joke while in line at a store .
It is impossible that a few ladies laugh at a joke while in line at a store .
It is almost certain that a few ladies laugh at a joke while in line at a store .
A few ladies laugh at a joke while in line at a store .