This why I love the liquify tool ... I hope you don't mind me linking to deviant art as imghst & eagleimg are changing servers...
mutated zombie vampire thing - http://www.deviantart.com/deviation/19579231/
oridginal - http://www.deviantart.com/deviation/19579081/
before & after comparison - http://www.deviantart.com/deviation/19579138/