The Smurfs and the Magic Flute (1976)

Dedicated to my Grandfather & Grandmother (R.I.P) who gave me these great memories as a child!
From my VHS tape collection...
Hard to find on DVD.
The Smurfs and the Magic Flute -
A villain named McCreep steals the Smurfs' magic flute, an instrument that makes people dance wildly, and uses it to rob them. The Smurf King sends out Peewit to track down the thief and retrieve the flute.