the fastest way to exterminate those "evil bubbles from hell" is to sprinkle them with holy water.
but the water of your shouwerhead will do also <img src="/ubbthreads/images/graemlins/smile.gif" alt="" />
make shure the beam om the water is set to "wide" spray it directly above them,
you will see the bubbles dissapear.


Carpe diem, quam minimum credula postero