Day Tripper - Guitar Lessonby Beatles

Day Tripper contains one of the greatest rock riffs ever written and would have to qualify as one of the most instantly recognizable tunes around. You really only need to hear a couple of notes to Name-That-Tune. Like many Beatles songs, Day Tripper is rooted in the blues. John takes a very catchy riff, plays it twice, moves it up a fourth, then back, in the manner of the first 8 bars of a 12-bar-blues progression. At this point it diverts from the formula and continues through a series of seventh chords before finally landing where we would expect, on the dominant chord