The whole song consists of this riff, accompanied by vocals singing the same notes during the intro, chorus, bridge, third verse and outro. e|----------------------------------------------------| B|----------------------------------------------------| G|---3~---5-7-10--7~--3-5-7~--------------------------| D|----------------------------------------------------| A|----------------------------------------------------| E|----------------------------------------------------| The whole song is in the key of Bb minor. The chord progression is Bb, F, D# (Capo 3 makes it easy to play rhythm, as you just have to play G, D, C).