Have a look at this mate
how to paint camo - YouTube
Or this
https://www.google.co.uk/url?sa=t&source=web&cd=4&ved=0CDsQtwIwAw&url=http%3A%2F%2Fwww.youtube.com%2Fwatch%3Fv%3DiM-HpXXaslA&ei=jF_2UZGwDqen0AXp94HwDQ&usg=AFQjCNEOGFm9jdg85Wpo0X3UaAGXiu7OHA&sig2=K74W2V23NHRAii3W9rnqVw
Been...