A teen in a green shirt laughs , while a girl with a yellow sweater , and a pink , plastic tiara , holds a balloon .
Chances are slight that a boy is laughing at his sister and her attire .
Chances are slight that a boy is laughing at his sister and her attire .
It is almost certain that a boy is laughing at his sister and her attire .
A boy is laughing at his sister and her attire .