I wonder if you would care to, just as a mental exercise, see if you can envisage how someone coming to this cold can make the leap from "baby foodie" to "dingo".
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Me neither.
Quite whether there were many crossovers I'm not sure. I Know there's a George ford: is there also a John clairvoyant Octopus?

What Mister Tom said!

I apologise - that admittedly rather opaque clue was intended to raise a small smile once revealed, but clearly I miscalculated and have instead brought nothing but ire to your day :( hopefully We Can Work It Out

Well yes, I'd have gone for Ringo too....
Actually got the other 3 groups after they were revealed but only by giving myself.extra time to.do.so. So it wasn't the most fiendish ever. However I have always found my puzzles are rated harder than I had expected them to be

Oh! too tough for me.

10/10 😀
Only to be expected with a Fab Four theme 👍