This is the riff that's pretty much repeated throughout the song.
[ Tab from: https://www.guitartabs.cc/tabs/j/joe_jonas/sorry_tab.html ]
e|--7-8-10-------------------------------------------------------------------|
B|----------8~--8-10-12------------------------------------------------------|
G|------------------------7-9~-----------------------------------------------|
D|---------------------------------------------------------------------------|
A|---------------------------------------------------------------------------|
E|---------------------------------------------------------------------------|
