Since the guitar's inception, there have undoubtedly been talented players that could make the instrument sing, but it wasn't until the mid '60s and the arrival of the wah pedal that one could make it cry.

Since Paul McCartney started touring regularly in 1989, he's given music fans the closest thing they'd ever see to a Beatles concert. And now that George Harrison has passed away and McCartney's shows packs his concerts with more Fab Four tunes than ever before, the same still holds true.

In the Revolver TV video, Megadeth's Dave Mustaine discusses the band lineup for Gigantour 2013, which kicks off July 3 in New Hampshire and ends August 11 in Toronto.

Since the formation of their partnership in the early 1970s, Daryl Hall and John Oates have gone on to become the most successful duo in rock history. Together, they've sold more than 80 million albums, scored 10 No. 1 records and amassed more than 20 top 40 hits — and they've toured the world for decades.