To be the spitting image of someone
To look and/or behave just like an older family member
To be born with a silver spoon in one's mouth
To be born in a family that has a lot of money
To follow in somebody's footsteps
To choose the same career as somebody from your family
Blood is thicker than water
Family relationships are stronger than other relationships
Bring home the bacon
To provide for a family financially
Someone's own flesh and blood
Someone who is related to that person