Police in West Cape May, New Jersey, are investigating mysterious knitted cozies that are appearing on on trees in the town during the night:
Link | Photo: US Department of Homeland Security
But not everyone is keen to stop the mysterious knitter - and the mayor and many residents admit they have been enthralled by the rainbow of colours.
Susan Longacre takes a walk each morning in Wilbraham Park, where several tree branches have been covered in the handiwork of the Midnight Knitter.
"I think it's wonderful" she told the newspaper.
Link | Photo: US Department of Homeland Security
(Someone was doing that in Baltimore around the Maryland Institute College of Art campus about a year or two ago. It's a Thing.)