E|E|-------------------------------------------------------------------------------||
                             I Should Have Known It - Tom Petty & The Heartbreakers
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Tabbed by: Jon Capus

Tuning: Drop D

  Intro/Verse Riff
E|-------------------------------------------------|
B|-------------------------------------------------|
G|---------------------3p0---------------------0~--|
D|-----------------3-----------------------3-------|
A|-1b-3-1b-3-----1---1------1b-3-1b-3----1---1-----|
E|-----------5~-----------------------5~-----------|

  Alternate Verse Riff
E|-/7-7-7-7-6-6-5-5--------------------|
B|-/7-7-7-7-6-6-5-5---x-x-17\----------|
G|-/7-7-7-7-6-6-5-5---x-x-15\----------|
D|-------------------------------------|
A|-------------------------------------|
E|-------------------------------------|

  Prechorus
E|-2~~----2~~--------------------------------------------------|
B|-3~~----3~~--------------------------------------------------|
G|-2~~----2~~-----------5---------------3p0--------------------| Listen to the song for the timing,
D|-0~~----0~~-----3-5---3-5---3-5-----------3-3p0--------------| as later on the chords are used
A|-0~~----0~~-----1-3-----3---1-3-----------------3-1--1b-3----| a few times
E|-0~~----0~~-----------------------------------------------5--| extra; same goes for the fill
 as well.

E|--------------|
B|-/7~~---/7~~--| It sounds like this is played with the D chords
G|-/7~~---/7~~--| but I may be wrong.
D|--------------|

  Main Riff Variation (For Slide Solo)
E|------------------------------|
B|------------------------------|
G|------------------------------|
D|---------------------3p0------|
A|-------------------------3p0--|
E|-3b-5-3b-5-0~--3h4h5----------|

  Outro Chords
E|---------------------------|
B|---------------------------|
G|------------5-5-5-3-5------|
D|-5--3--5----5-5-5-3-5------|
A|-5--3--5----3-3-3-1-3------|
E|-5--3--5-------------------|