Who's the big guy?
He's their dad.
Who's she?
She's his mom.
How are they related?
They're cousins.
Who's the duck with the top hat?
He's their uncle.
Who's she?
She's his sister.
Who are they?
They're grandma and grandpa.
How are they related?
They're sisters.
Who's the boy?
He's her brother.
Who's she?
She's his aunt.
Who's the man with a mustache?
He's Harry's uncle.