Centerstream Publishing Guitar Tuning for the Complete Musical Idiot Instructional/Guitar/DVD Series DVD by Ron Middlebrook

There's nothing more distracting than hearing a musician play out of tune. This user-friendly DVD teaches various methods for tuning guitars - even 12-strings! - and basses, including a section on using electronic tuning devices. Also covers intonation, picks, changing strings, and much more! 60 minutes.