Step one:

1:
/summon armor_stand ~ ~-0.45 ~-2.075 {Invisible:1b,NoGravity:1b,Pose:{Head:[0f,0f,0f]}}

2:
/summon armor_stand ~ ~-0.45 ~-1.9 {Invisible:1b,NoGravity:1b,Pose:{Head:[0f,0f,0f]}}

3:
/summon armor_stand ~ ~-0.175 ~-1.86 {Invisible:1b,NoGravity:1b,Pose:{Head:[280f,0f,0f]}}

4:
/summon armor_stand ~0.35 ~-0.325 ~-1.475 {Invisible:1b,NoGravity:1b,ShowArms:1b,ArmorItems:[{},{},{},{}],HandItems:[{id:"music_disc_strad",Count:1b},{}],Pose:{RightArm:[180f,0f,0f]}}