Possible Clues:

• Kermit, for one
• Kermit or Miss Piggy, say
• Kermit or Miss Piggy
• Bert or Ernie
• Jim Henson character
• 41-Across, e.g
• Dr. Bunsen Honeydew, e.g.
• Dumbo is a character controlled by others
• Weather service admit pup dealt with local fool
• Kermit, Fozzie Bear or Animal?