That Mary Poppins lady could thrash!

Hail, Satancalifragilisticexpialidocious!

I don't know what kind of weird chemistry is happening inside the brain of L.A.-based musician Andy Rehfeldt—the guy who previously gave us the smooth jazz version of "Runnin' with the Devil"—but I think we all owe the Dark One a debt of gratitude for giving him to us.

Sources: Andy Rehfeldt | h/t Mashable