There was a song used for one of the phone companies a few years ago, which started with a mix of dial tones at different pitches to make the tune. it then went into the song. I have a feeling it had something to do with One2One either the company or thats the title of the track, and help greatly appreciated! Thanks, Aslan
I think you may be referring to The Penguin Caf� Orchestra instrumental tune "Telephone And Rubber Band" but you mention a song which implies lyrics and this has none.
I believe the ad may have used In The Meantime by Spacehog, which starts in similar vein to Telephone And Rubber Band, but definitely does have lyrics: