Made this teardrop shaped Sad Memory, using Blender.

Video of 'a Sad Memory' being viewed in MeshLab, which is a free 3D viewer & editor.

To download this model click here.

To view the model yourself download and unzip the link below, open the folder & open the .obj file using MeshLab.
To learn how to customize for use in StarLogo TNG click here.
 
 
To download the entire 'Weatherhead/Fact' Flunstellas model library click here.
 

'A Sad Memory' is part of 'The Weatherhead High Flunstellas Model Library' by Weatherhead High Fact/Flunstellas Group which is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License.
Based on a work at www.flunstellas.org.
Permissions beyond the scope of this license may be available at neil.winterburn@flunstellas.org.