Yearling Books, Paperback, 9780440408161, 144pp.
Publication Date: June 1, 1993
Sam stashes all the smells in his toybox and won't let his mother into his room. It's really starting to stink in there. Still, Sam can't wait for his mother to see and smell her birthday surprise. But Mrs. Krupnik isn't the only one who's in for a surprise.