I used to play this tune in a former band. This is how I did the chorus. Hope it helps.
Eb Ab Ab
1)________|_________________|___________11__
2)__________________________________________
3)________|_________________|__11B~~11______
4)________|_________________|_______________
5)_6~~6A__|_6A~~9~~11~~11A__|_______________
6)_6~~6B__|_6B~~9~~11~~11B__|_______________
7)________|_________________|_______________
8)_6~~6___|_________________|_______________
9)________|_________________|_______________
Bb
3)_____________________________________|_
4)_11___________11~~~~~~~~~~~~~~~~13___|_
5)_____11~~11A______11A~~11~~~~~~~13A__|_
6)___________________________11B~~13B__|_
7)_____________________________________|_
Bb Ab Bb Eb Eb
3)____________________|______________________
4)_6~~6~~~6~~4~~6~~6__|_11~~11___11~~~11_____
5)_6~~6A~~6~~4~~6~~6A_|_11~~11A__11A~~11_____
6)_6~~6B~~6~~4~~6~~6B_|___________________11_
7)____________________|______________________
Eb Eb Ab
3)___________|_______________________|_
4)_6~~6~~~6__|______________11~~~11__|_
5)_6~~6A~~6A_|__________11__11~~~11A_|_
6)________6B_|_11~~11B______11B~~11B_|_
7)___________|_______________________|_
Ab Bb Eb
2)________________________|__________________
3)_11B~~11B__11___________|__________________
4)_11~~~11___11__13~~13___|_6~~~~~~~~~~~~6___
5)_11~~~11A__11__13~~13A__|____6A~~6~~~~~6A__
6)_______________13~~13B__|___________6~~6B__
7)________________________|__________________
