Mock safety stitch, not so safe...

It is never good when a student comes up to you and says "That serger isn't stitching, the bobbin is wound and I don't know what is wrong with it." So a machine with loopers doesn't have a bobbin but it looks like it does when thread gets wrapped around the inter workings of a machine like so:

Are you serious? People's stupidity has increased exponentially in the last few weeks due to fashion shows and what not when wannabe designers think they know how to sew but instead break machines. If you don't know how to use a machine ask someone. This was about half the thread I had to cut out, a great 40 minutes I spent taking it all out: