Related Clues:
- Some godchildren
- Some family reuners
- Your brother's son's sisters
- Barbara and Jenna, to Jeb Bush
- Merger acquisitions?
- Sister's daughters
- Spouse's parents
- People in trees, perhaps
- Wedding creations
- Arkin-Falk comedy, "The ___"
- They're often acquired at a wedding
- Not blood relatives
- Relations by marriage
- Relative girls
- Relatives by marriage