The same idea can be used with other toppers. You can really put most anything (that you can handle the weight of) on a pen. Let your imagination ru...
Step 6: Gluing
Take the glue gun and stick it right into the end of the pen with the stems still in. Just put a small amount of glue in the end - enough to hold the flowers in but not too much. I've found that if you plug up the ink well, your pen is going to stop writing. So keep it small - about the size of the cap that you took out earlier.
When the glue is still hot - push the flowers in to their base.