One of the main driving factors to motivate aspiring guitar players is to learn guitar riffs. You have probably heard all the classic guitar riffs such as Money For Nothing, Pinball Wizard and Sunshine of Your Love. Many musicians learn to play an instrument because they like what they hear and want to be able to do that on their own.
When most guitar players first start to learn the instrument, they want to learn guitar riffs first. This is mainly because classic guitar riffs are memorable and have a lasting impact. The good thing about guitar riffs is that some are pretty easy to learn and play. The opening guitar riff played on Smoke On The Water is only four chords and in a matter of minutes any guitar player can learn this. Here is a sound clip for it: