"Porcupine's Missing Flute" is the first segment of the sixtieth episode of My Friends Tigger & Pooh.
Porcupine is getting ready for an upcoming concert, but finds herself needing to make a quick trip to Heffalump Hollow, so she leaves her flute on the log where she was resting. When she gets back, she finds that the flute is gone, so she calls the Super Sleuths for help. The Super Sleuths set to uncovering the clues and are dismayed to find that the evidence seems to point to Turtle's having taken the flute. Sure that there's some explanation, they decide to seek him out, but he proves difficult to track down.