I have never done it, but I've talked to many peope who say they have. I had never heard the connection to moles. What I was lead to believe is that the noise made the worms "think" it was raining and they came to the surface, as worms often do, to escape the water. The mole story makes more sense.

Bing

"I love living. I have some problems with my life, but living is the best thing they've come up with so far." � Neil Simon,