Karen's roller skates /
Ann M. Martin ; illustrations by Susan Tang.
- New York : Scholastic, c1988.
- 107 p. : ill. ; 20 cm.
- Baby-sitters little sister .
- Baby-sitters little sister .
- Martin, Ann M., 1955- Baby-sitters little sister. .
Karen has new roller skates and is a good skater. When she falls down and breaks her wrist, she wants to find someone famous to sign her cast.