If you've watched Loudwire's Gear Factor series over the years, you've no doubt seen how influential Deep Purple's "Smoke on the Water" riff is, especially for guitar players just starting out and ...

Were these famous guitar riffs stolen? We'll likely never know for sure. But the songs themselves are legendary regardless.

LONDON (Reuters) - Deep Purple's 1973 hit "Smoke on the Water" is the greatest guitar riff of all time, according to a poll by a London music school that has taught members of top bands like Radiohead ...