In this tutorial, we're going to draw a detailed bass guitar illustration. I'll show you how to create all the shapes and connect them to make this quality bass. It's a pretty long and time-consuming tutorial, though I've streamlined the descriptions as much as possible. So let's get started! - Wojciech Pijecki
Here is a link to the written version of the tutorial Design a Shiny Bass Guitar Illustration Using Photoshop and the video version is below.
Guitar Video 1
Guitar Video 2
Guitar Video 3