WW2 (World War 2)

I have had 3 grate grandfathers in world war 2 my mums dads dad and my mums mums dad
then my dads mums dad
my grandad's dad was in the air force for the world war 2 he was a macanic for them
my 2 other great grandad's just stayed at home waiting 2 be called up but my mum thinks that her mums dad was jst being snicky and didn't actullay want to go :)
thats my family who was in world war 2
P.S My granadad that was in world war2 he died of a heart attack