Karen's birthday /
Ann M. Martin ; illustrated by Susan Tang.
- New York : Scholastic, c1990.
- 102 p. : ill. ; 20 cm.
- Baby-sitters little sister .
- Baby-sitters little sister .
- Martin, Ann M., 1955- Baby-sitters little sister. .
Karen is having two birthday parties, one at her Dad's house and one at Moms. What Karen really wants for her birthday is one party, with her whole family.