Sorry being a bit dim. What about Chas and Dave sounds like something they would sing maybe. To be honest not really good with song etc. let us know when you get the answer.
Imj thanks for trying Linda will let you know when answers come out in September as this is my last one and have spent hours on it and still cannot fathom what sitter wants.
Thank you Escher for your suggestion it's another one to work on. It's a most peculiar question as mild or bitter can mean colour, taste or anything. Will have to keep working on it.