"Walk On" originally consisted of two different songs which, according to Adam Clayton, had great riffs but sounded terrible separately.

This is a great riff from Artie.

Written from the point of view of a hijacker, it has a great Kinks-like riff and Latin break.

Problem number one is that money (and a navel-exposing video) is going to be a tricky substitute for a great riff or intense lyrics.

Carlton said, "he just came in, played this great riff, recorded it and then he left.

Here's a great riff from Derek:

He was a hook-happy art rocker whose experimentalism never caused him to abandon great sing-along riffs.

A great rippling riff of notes, a stunning virtuosity.

So the fascination, actually, was to sample a great riff, loop it, and play it over and over again.

He saw a great riff of images, vivid yet wholly different.