Free Online HD on Lookmovie. Learn about guitar! In this instructional video, both technique and notation are shown on-screen in an easy-to-understand format. Students are introduced to the basics of chords, riffs, guitar tuning, and types of guitars. New guitarists learn the instrument by playing songs popularized by such bands as Coldplay, U2, Stereophonics, Muse, AC/DC, and the Beatles.