Lenny Zakatek (who recorded 'No Turning Back' with John) was asked about working with John Deacon on the Rock History Music show. Here's the interview: link
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Ooo that is a little harsh don't you think.... somewhere in this world, a little piece of Matt z John Deacon and myself died after reading those words.... Didn't you know that it's the only title with the words "John Deacon" in the front..
Well.... That s done it.... any chance of John Deacon appearing out to the misty mystical moorlands to draw out his bass guitars out of solid rock and present them to myself and Matt z let alone play one last time for Queen......