How do you use a threading pen?

Using a threading pen, specifically for an embroidery pen, involves a simple process of guiding the thread through the pen's mechanism. Based on the provided reference, here’s how to thread an embroidery pen:

1. Open the threading pen.
2. Take your thread.
3. Pull the thread through the opening of the threading pen.
4. Remove the thread from the skein or spool ("take off your sweater" is likely a humorous way of saying this).
5. Your thread is now threaded into your embroidery pen.