Apollo Movie Guide: Review, links, and cast information.
IMDb: The Adventures of Elmo in Grouchland (1999): Plot summary, trailer, cast and crew information, and user comments.
Metacritic.com: Links to reviews on other sites.
Muppet Central Reviews: Elmo In Grouchland: Three reviews of the Sesame Street feature film.
Rotten Tomatoes: The Adventures of Elmo in Grouchland: Reviews, news, articles, previews, and trailers.