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Published 13:42 11 May 2016 BST

The surprising thing is, he's pretty good singer. The class goes on to join in on the singing - it's actually pretty catchy.
His cover has jokes. It has usable, practical business lessons. It even uses "butt" instead of "ass," so that children of all ages can delve deep into the wonders that are pivot tables.
Why can't we have more British teachers like this? We'd all be geniuses. Or is genii?
Watch it in full here:
https://www.youtube.com/watch?v=SPLzV0-X0lI
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