DVD format: Region 0 for use in all regions. Don Mock, master guitarist and educator, reveals his favorite chord voicings and comping concepts and demonstrates them in the context of soulful jazz and blues chord progressions that are easily applied to any situation. Includes the "best" and most useful chord voicings, chord extensions and alterations, chord substitution and secondary more...dominants, powerful "half-step connections," and several complete 12-bar blues progressions. DVD special features include: a tuning segment, an additional artist video clip, additional video tips, and "getting to know your amplifier."