Love You Forever
(Firefly Books, 1986)
Written by Robert Munsch
Illustrated by Sheila McGraw
30 million and counting

Where the Wild Things Are
(Harper & Row, 1963)
Written and illustrated by Maurice Sendak
20 million and counting

Guess How Much I Love You
(Candlewick Press, 1997)
Written by Sam McBratney
Illustrated by Anita Jeram
28 million and counting