John Wayne Gacy Jr

   Dm                              Cadd9
E|-----------1---------------1-------------------------------------| 
B|-------3-------3-------3-------3-------3-------3-------3-------1-| 
G|---2---------------2---------------0-------0-------0-------0-----| 
D|-0---0---0---0---0---0---0---0-------2-------2-------2-------2---| 
A|---------------------------------3-------3-------3-------3-------| 
E|-----------------------------------------------------------------| 

   Am                              F
E|-----------------------------------------------------------------| 
B|-------1-------1-------1-------1-------1-------1-------1-------1-| 
G|---2-------2-------2-------2-------2-------2-------2-------2-----| 
D|-----2-------2-------2-------2-----------------------------------| 
A|-0-------0-------0-------0---------------------------------------| 
E|---------------------------------1---1---1---1---1---1---1---1---| 

As the song progresses, Sufjan throws in the open high E string as he 
pleases on the Cadd9, Am, and F chords:

   Dm                              Cadd9
E|-----------1---------------1-----------------------0-------------| 
B|-------3-------3-------3-------3-------3-------3-------3-------1-| 
G|---2---------------2---------------0-------0---------------0-----| 
D|-0---0---0---0---0---0---0---0-------2-------2-------2-------2---| 
A|---------------------------------3-------3-------3-------3-------| 
E|-----------------------------------------------------------------| 

   Am                              F
E|-------------------0-----------------------0---------------0-----| 
B|-------1-------1-------1-------1-------1-------1-------1-------1-| 
G|---2-------2---------------2-------2---------------2-------------| 
D|-----2-------2-------2-------2-----------------------------------| 
A|-0-------0-------0-------0---------------------------------------| 
E|---------------------------------1---1---1---1---1---1---1---1---| 

• Am
• Cadd9
• Dm
• F