This question has options. How would someone go about accomplishing this goal?
Attaching the hat to the body

Options:
(1). Add a bit of paint to the underside of the hat then attach the hat to the body making sure to cover the rubber bands that hold the beard.;
(2). Add a bit of hot glue to the underside of the hat then attach the hat to the body making sure to cover the rubber bands that hold the beard.;
(2).