This song is best describe as weird intro with a funky drumbeat and chop-chop guitar. I did not play bass on this one, just used a loop. (There were only full cakes at the bake sale.) You should be able to hear it right on this page, using the embedded player below.
You can grab it from Ourmedia or the Internet Archive, and it’s got a Creative Commons Attribution License. (If you need something else, get in touch with me.)