The Gallbladder, based on the character by Awkward Yeti.
My wife had her gallbladder taken out yesterday, so I made her a little friend with some stones to share!
(Note: DO NOT try giving someone this before their gallbladder is removed. They'll likely kill you.)
Gallbladder.stl - Gallbladder green, 0.3 mm layers is fine.
Stones.stl - Gallstone brown, 0.3 mm layers are again fine.
Eye.stl - White, print two. It is easier to slice off the bottom 5 mm of the eye to print.
Eyebrows.stl - Black
Pupil.stl - Black, print two.
Mouth.stl - Black.
Assemble using Super Glue.