Many writers and arrangers feel that when their song is in risk of getting a bit tired, it can be given a fresh lease of life by shifting the whole song up a key, usually in between choruses, towards the beginning of a "repeat-till-fade" section. You may have heard this technique informally referred to as "modulation", but the correct ethnomusicological term for the phenomenon is the truck driver's gear change.

...This site functions as an educational resource with the aim of ensuring that in a better future world, our children, our children's children, and ideally also our children's children's children, avoid this musical crime.

I was disappointed at the absence of So Lonely (The Police)... then ecstatic to find an entry for the KPMG theme song. Well played.