rick roll
thingiverse
a simple qr code that if you scan plays rick astely's "never gonna give you up." PS you might need to paint it black to scan.
Download Model from thingiverse
With this file you will be able to print rick roll with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on rick roll.