At last!
Grampa has it, it's the old 'Stringbag' (hinted at in the cryptic clues), the Swordfish at Duxford. The photos were taken during separate visits.
Ok ok you took it, should expected this because youre good at identify plane, especially those from your homecountry, your turn Airwolf. Here's the original picture.
Aww come on AW youre brutal. yes it is the Yak 9. You nailed in 30min. I trowing in the towel here now so someone plz give something good but hard that not even AW cant figure it out.
Hahahah Love this post, it is becoming harder and harder for persons who post pictures than for the perons who answer
And there are some really nice guess !
So as the post is oficially named the "WTF game" here is my try :