I’ve been doing a little online detective work this evening.
Except it wasn’t the ad above. ‘Your Song’ had been replaced by ‘How Deep Is Your Love’. I have to say I prefered it!
I can’t seem to embed the version I’m on about, but you can view it here at Creativity Online (who seem to supply AdAge with content). I think the track used is by The Bird and the Bee, from the Sex and the City soundtrack: