Been happily stuck in a huge Bill Jennings jag lately. Jennings was a phenomenal guitarist active from the '50s to the '70s. He excelled in every style--from bebop to soul to pop to R&B--but the thread that runs through his work is his righteous, greasy tone. A lefty, Jennings played the guitar upside down. If you're not hip to him, you're missing out on being thrilled by one of the great, swinging six-stringers. Check him out!