On a smaller scale, in the 2000s, A-ha were on the verge of being dropped from their label and only got one more chance because the lead single from the previous album had done OK in the UK. So they needed a lead single and didn't have one.

One of the band had a good verse but no chorus, another had a great chorus but not a verse. So it was suggested they put the two together. Just one problem - the verses were a diss track aimed at the band member with the spare chorus and he didn't want to donate his work to boost a diss aimed at him