Alien Pen Holder

Updated 12/01/2023
I got some feedback that the action easy to get stuck, I make a new holder and test it, working better so far. you can download the new file "Alien-InnerJaw-Holder-replacement"
to replace the old one. hope it will solve the issue.
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Updated 12/10/2022
I forgot to upload teeth models, now is fixed. It seems not in the Zip file, but you can find it on the "Thing Files" page.
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This a pen holder remixed from my shark pen holder at:https://www.thingiverse.com/thing:5532639

The inner tongue part inspired me to make it as the inner jaw of "Alien".

Watch the video to get more information:
https://www.youtube.com/watch?v=O6A9UfNHVDA
Assembly video:
https://www.youtube.com/watch?v=bEa33O5jcpQ

There is another cute Shark Magnet download free at:
https://www.thingiverse.com/thing:5501778

The pen in the video is unique, it has a 3D-printed spring inside the body, so it can be rotated open withou