He learned it the (sort of) hard way from Coolio.
The music video of "hot" girls who "sang" about their "problems" went viral last week, and it's already spawned several parodies. This one is a lot easier on the ears, but (1) it features a dude in drag, and (2) makes a lot of great points about what it takes to get hits on YouTube these days.
The Walk Off the Earth video of five people playing one guitar spawned approx. five billion parodies. This is one of the better ones, achieving at least some competency in playing 1/5 of a guitar per person while sharply observing the likely economic situation of a band that can only afford one guitar between the five of them.