I found this promotion in Dark Crystal (CVR 70146).

The inlay advertises the following titles:

• The Muppet Show – Volume One
• The Muppet Show – Volume Two
• The Muppet Movie
• Muppet Fary Tales
• Mopatop’s Shop – Upsy Daisy
• Mopatop’s Shop – Trouble with a Puddle
• The Wombles – Camping and Cloudberries and other Stories
• The Worst Witch
• The Famous Five – Five Go Down to the Sea
• Animal Ark – Badger in the Basement and Goose on the Loose
• Madeline
• The Storyteller

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