"There were ten in the bed and the little one said, 'Roll over, roll over!' So they all rolled over and Hedgehog fell out. . . ."

One by one, nine friends roll over and fall out of a boy's bed with a bang, a thump, or a plop until . . . "I'm cold! I miss you!" the boy says, and back in the bed they all go. In a sturdy board book begging many repeat readings, Penny Dale's popular rendition of this childhood song is as warm and toasty as a feather bed.