Three Dog Night- One
Standard tuning

RIFF 1
G-------------------------------------3--|
D-------------------------------2h3------|
A-------------1-----4---2h3--------------|
E-----1---4------------------------------|
RIFF 2
G-------------------------------------------------------------3|
D-----------------------------------------------------2h3------|
A---------------------------1-1-1-11---44—2h3------------------|
E-1-1-1-11---4-4-4-44------------------------------------------|
RIFF 3
G-----------|
D—3---3-----|
A----3------|
E--------3~-|
RIFF 4
G-------------------------|                 
D-----------------3-------|                  
A---------1—3---3---4-----|
E-0h1-0-------------------| 
 or

G-----------------------------------------------------------------| 
D----------------------1---3-------------------------------------| 
A---------------3--------------3------------4-------------------|
E-0-1---0--------------------------------------------------1~--|
 
Repeat riff two so many times- variations: and some hammer-ons from an open to the 1 or 4 that you play. Llisten to song to understand
Example:

E—1--0h1--0h1-----4-4---0h4|  and so on…


RIFF 5- end
G-----------|
D-3---3-----|
A—--3-------|
E-------3-4-|

Great song- not hard very fun!