A 40-year-old hand-written note and set of Polaroids from Muppets creator Jim Henson, all currently being auctioned off, feature “Piggy Lee” and her love interest, Hamilton Pigg.

In February 2004, The Henson Company sold the rights to The Muppets and Bear in the Big Blue House to The Walt Disney Company, with Disney subsequently forming Muppets Studio to develop future ...