Greatest all-time rock riffs - They'll be stuck in your head all day

[Sloatsburgh]

OK, I'll be serious

One - Metalicca
Hey Ernie - Cold Sweat
Overkill - Lazlo Bane (Cover)
Trooper - Iron Maiden (Still like Wasted Years better)
Afraid to Shoot Strangers - Iron Maiden
Planet Caravan - Black Sabbath

and finally:

Hellhounds on my tail - Robert Johnson