Band- Corrosion Of Conformity
Song- Congratulations Song

Tuning - Drop all strings a whole step (2 notes)
Then drop the low string another whole step (drop D)
low to high - C D C F A D

Verse I: (the first 2 chords only played for the intro to the song)
         (omit them for the rest of the verses)
D |-------------------------------------------------------------------|
A |-------------------------------------------------------------------|
F |-------------------------------------------------------------------|
C |----12\---3--5-0--0--3--5--0--0------------------------------------|
D |--0-12\---3--5-0--0--3--5--0--0------------------------------------|
C |--0-12\---3--5-0--0--3--5--0--0------------------------------------|
                  *  *        *  * 

Main Rhythm Riff:
D |-------------------------------------------------------------------|
A |-------------------------------------------------------------------|
F |-------------------------------------------------------------------|
C |--3h5-3--5-0---0-3--5--0--0----------------------------------------|
D |--3h5-3--5-0---0-3--5--0--0----------------------------------------|
C |--3h5-3--5-0---0-3--5--0--0----------------------------------------|
              *   *       *  *
* = palm mute

For Verses: play the Verse I part once, then repeat Main Riff 3 times

Riff II: (played between verses)
D |-------------------------------------------------------------------|
A |-------------------------------------------------------------------|
F |-------------------------------------------------------------------|
C |--3h5-3-------3h5-3h5--3------/5-----------------------------------|
D |--3h5-3-------3h5-3h5--3------/5-----------------------------------|
C |--3h5-3-------3h5-3h5--3------/5-----------------------------------|

Chorus: (this is the general form of the chorus, the band strays from 
         this sometimes, but stays with the same chords, so it shouldn't
         be tough to figure out yourself)
D |-------------------------------------------------------------------|
A |-------------------------------------------------------------------|
F |-------------------------------------------------------------------|
C |--8-8-8-3-3-3-5-5-5-5-5-5-3h5-3h5----------------------------------|
D |--8-8-8-3-3-3-5-5-5-5-5-5-3h5-3h5-- end with -----5----------------|
C |--8-8-8-3-3-3-5-5-5-5-5-5-3h5-3h5-------------------3^-------------|
                       ! ! !                          (slow bend to 5)

chorus                 ! ! !               
sometimes ->           3 3 3  (hope that makes sense, substitute the
substitutes            3 3 3   exclamation (!) chords with those to  
these                  3 3 3   the left)

Bridge Part:
D |-------------------------------------------------------------------|
A |-------------------------------------------------------------------|
F |--2--4--5----2--4--------------------------------------------------|
C |--2--4--5----2--4--3--2----5--7b8r7-5-7b8r7--5-7b8r7---------------|
D |--0--2--3----0--2--3--2----5--------5--------5---------------------|
C |-------------------3--2----5--------5--------5---------------------|

then either:

D |-------------------------------------------------------------------|
A |-------------------------------------------------------------------|
F |-------------------------------------------------------------------|
C |-----15----15----15----15-17-15-12---------------------------------|
D |-----15----15----15----15-17-15-12---------------------------------|
C |--12----12----12----12----------12---------------------------------|

OR

D |-------------------------------------------------------------------|
A |-------------------------------------------------------------------|
F |-------------------------------------------------------------------|
C |--0-3--0-3--0-3---0-3-0-3-5-3-0------------------------------------|
D |--0-3--0-3--0-3---0-3-0-3-5-3-0------------------------------------|
C |--0-3--0-3--0-3---0-3-0-3-5-3-0------------------------------------|