My model's tongue / teeth seem to be deforming and sticking when I move my character. I've tried to fix this problem with weight paints, which helped to a certain extent.
I'm still having issues with it however! I don't think I connected the tongue correctly.
Note: the teeth, tongue and body are all part of one object, not separate items.
Any advice on what I can do to eradicate this issue would me much appreciated!
Also, this is what it looks like with a rotated head:
The Blender file is here for reference: