You will need
Stamp your image on to tissue paper - I used a quote and Black Stazon
Place stamped tissue on to candle
Wrap greaseproof paper around candle leaving enough at the back to keep it nice and tight.
Go over the image with heat gun - keeping the greaseproof tight all the time - you will know when its working 'cos the greaseproof will look wet.
I added more quotes to my candle