If not exactly blonde, certainly light brown. Grey-blue eyes. Well, cannot say I ever called into question whether Leo was really my son, but cannot deny that at one point I began having a slight doubt either.
But it has been sufficient to enter in the plane with him and see him falling asleep in the twinkling of an eye as soon as we sat, that I immediately recognized the very same genes.
No need for a DNA test: Leo is certainly my son!