Hey, Laurie from 87th Precinct here. I've loved the Beasties since 1987, when I was arrested in London for wearing a VW sign. Seen them play many times.
My remix is here:
it's not from an A Cappella, I just remixed the album version.
Check out 87th Precinct's site here: http://www.eightyseventhprecinct.com