(don't know how to post YouTube videos here)
I also did it with Rehab. Each phrase of the song from a different concert:
(Concert 1)"They tried to make me go to rehab, but I said no no no"
(Concert 2)"Yes I've been black but when I come back you'll know know know"
(Concert 3)"I ain't got the time and if my daddy thinks I'm fine"
(...)
Got it? haha
Hope you like it.