Tabs
Post Malone ft. 21 Savage
No capo
Standard tuning
Advisable to play along with song to get the vibe and melody going.
Intro: 0:01 to 0:12
e|---------------------------------------------------------------------------|
BB|---------------------------------------------------------------------------|
G+G|--12-10-8-7-5(let ring)-5/7-7----------------------------------------------|
D MajorD|---------------------------------------------------------------------------|
A augmentedA|---------------------------------------------------------------------------|
E MajorE|---------------------------------------------------------------------------|
Figure 1. starts where the intro ends and is the same throughout the song
e|---------------------------------------------------------------------------|
BB|---------------------------------------------------------------------------|
G+G|---7-5-3-2--7-5-3-2--7-5-3-2---7-5-3-2--7-5-3-2----------------------------|
D MajorD|---------------------------------------------------------------------------|
A augmentedA|---------------------------------------------------------------------------|
E MajorE|---------------------------------------------------------------------------|
Figure 2. as above starts where the intro ends and goes on until the end.
G+G (7 beats) slide to 
Bb majorBb (one beat) 
Eb MajorEb - 8 beats
e|---x-----------6-------------------------x----------------------------------|
BB|---3-----------6-------------------------8----------------------------------|
G+G|---3-----------7-------------------------8----------------------------------|
D MajorD|---5-----------8-------------------------8----------------------------------|
A augmentedA|---5-----------8-------------------------6----------------------------------|
E MajorE|---3-----------6-------------------------x----------------------------------|
Figure 3. Post Malone vocals line in verse (0:15 to 1:00)
e|---------------------------------------------------------------------------|
BB|----11-11-11-11-11-11-11-11-11-11-11-11-10-10-10-10-10--10-11h-10-8--------|
G+G|---------------------------------------------------------------------------|
D MajorD|---------------------------------------------------------------------------|
A augmentedA|---------------------------------------------------------------------------|
E MajorE|---------------------------------------------------------------------------|
Figure 4. Post Malone vocals line in "bridge" ("cocaine on the table...")
e|----------------------------------13-13-13-13------------------------------|
BB|----15-15-15-15-15-15-15-15-15-15---------------(play that part 2 times)---|
G+G|---------------------------------------------------------------------------|
D MajorD|---------------------------------------------------------------------------|
A augmentedA|---------------------------------------------------------------------------|
E MajorE|---------------------------------------------------------------------------|
e|-----13-13-13-13-10-8----13-13-13-13-10-8----------------------------------|
BB|----------------------11------------------11-------------------------------|
G+G|---------------------------------------------------------------------------|
D MajorD|---------------------------------------------------------------------------|
A augmentedA|---------------------------------------------------------------------------|
E MajorE|---------------------------------------------------------------------------|
************************************
| x Dead note
| h Hammer-on
Other versions of Rockstar
Alternative guitar chords and tabs for Rockstar (Ver. 2) by Post Malone
