Why D'Ya Do It? is from Marianne Faithfull's 1979 record Broken English. Co-written by Faithfull, the song openly shows feelings of sadness and betrayal. The lyrics talk about cheating and ...
“She did write the lyrics ... two songs. There was a very risqué poem written by a friend of ours (Heathcote Williams) called ‘Why D’Ya Do It’, and I put the music towards it and Marianne ...