Now, you do know that if they don't read the "*update*" notation in the subject line or the other posts that they aren't going to read yours either... That's just how most people are -- they read the first post and then hit "post reply".
But going to be a gorgeous roo! I have 4 blue Andalusians right now and my pullets are 3.5 months old and have smaller combs than your little guy. Yes, they get really big combs eventually, but not till they're laying! My cockerel's comb grew very very early, though.