Alex Chadwick of the Chicago Music Exchange straps on a 1958 Fender Strat and strums his way through 60 years of rock n' roll riffs, starting with the 1954 pop standard "Mr. Sandman," and concluding 99 riffs later with St. Vincent's 2011 single "Cruel."

Just when you thought it was safe to stop looking at covers of Gotye's "Somebody That I Used To Know," another cover comes along that demands to be viewed.