0:00 The original song lengthened to "4,20"
4:20 The dubstep version but lengthened to 420 seconds
11:23 The original song but lengthened to 32 minutes while preserving pitch and then lengthening it again as close to 42.0 minutes as I could get without preserving the pitch
53:30 the dubstep version but lengthened to 16 minutes with preserved pitch and then lengthened as close to 42.0 minutes as i could get without preserving pitch
1:35:41 two versions of the original one lengthened to 32 minutes, and the other lengthened to 1 hour while preserving pitch, then both lengthened to approximately 1.3 hours without preserving pitch, then layered over one another.
2:56:30 a version of the dubstep song which was first lengthened to 16 minutes while preserving the pitch, then lengthened again to 1.3 hours without preserving the pitch.
The lengths of the final two long versions were selected to bring the total run time of the video to 4:20:00.