"Hi Paul, it's <a woman I know who's married> Would you be up for writing a 2 or 3 minute long song about a couple having sex in a shower? We've got a great video we want to put it with."

Now it's worth mentioning her husband is a computer animator by trade so it's probably for one of his cartoons. However it later dawned on me that I might just be being asked to soundtrack a homemade porn film.

I'm now quite intrigued and vaguely scared...