Guitar World: 20 Essential Bluegrass Licks. Over 60 Minutes of Instruction! Master the basics of bluegrass, plus learn the standard tune "Whiskey Before Breakfast." This lick pack will teach you standard strum accompaniment patterns in the keys of C and G, alternating bass lines, walk-ups, hammer-on and pull-off embellishments, flatpicking melodies, banjo-style forward and backward rolls,"old-timey" and traditional Irish fiddle-style licks with unison notes and "floaters," and much more.