Featuring unprecedented access to Jim Henson’s personal archives, filmmaker Ron Howard brings us a fascinating and insightful look at a complex man whose boundless imagination inspired the world.

Muppet Sing Alongs: Muppet Treasure Island is a 1996 video produced just before the release of the feature film Muppet Treasure Island. Kermit is joined by Polly Lobster, Clueless Morgan,…