Whatever you thought the 'blues' is -- get ready to learn from one of Canada's flat-out best. Multiple JUNO nominee and Maple Blues Award winner David Gogo will rawk you with a guitar playing style second to none. This former 'whiz kid' wowed Stevie Ray Vaughan when only 16 and now you can hear why. Gogo's teaching style is easily accessable for the aspiring guitarist and his presentation on this …