How do you make bokeh hearts like this?

Question: How do you make bokeh hearts like this!?

I have a Pentax K110D and I see people doing this all the time and have no idea how to do it myself!. Does anybody know how!?

Example: http://www!.flickr!.com/photos/aspidistra/!.!.!.Www@QuestionHome@Com

Best Answer - Chosen by Asker:

The person who posted that photograph explains exactly how they did it in one of the comments: http://www!.diyphotography!.net/diy_create!.!.!.

I hope that helps you get the effect with your camera!.Www@QuestionHome@Com